Other Ending Letters

Word Lengths Starting With S

All 2755 Matching Words

sabat(architecture) A roofing structure with the street beneath it in Mediterranean and Middle Eastern architecture, serving to support buildings or to cool pedestrians by maximizing daytime shade and accelerating breezes.sabbatWitches' Sabbath.sabercat(American spelling) Alternative form of sabrecat.sabkhatAlternative form of sabkha.sabrecatsabre-toothed catsacalait(Louisiana) Alternative spelling of sac-a-lait.sacbutAlternative form of sackbut.sacerdotalistOne who practices sacerdotalism.sachetA small scented cloth bag filled with fragrant material such as herbs or potpourri.sackbut(music) A brass instrument from the Renaissance and Baroque Eras, and an ancestor of the modern trombone. It was derived from the medieval slide trumpet.sackbutistAlternative form of sackbuttist.sackbuttAlternative spelling of sackbut.sackbuttistSomeone who plays the sackbut.sacket(Scotland) A small sack or wallet.sacktObsolete spelling of sacked; simple past and past participle of sack.sacrament(Christianity) A sacred act and the attendant ceremony, considered (theology) an outward sign of divine grace, instituted by Jesus Christ.sacramentalistOne who practices sacramentalism.sacrificantOne who makes a sacrifice.sacrilegistSomeone guilty of sacrilege; a sacrilegious person.sacrosanct(figurative) Beyond alteration, criticism, or interference, especially due to religious sanction; inviolable.sacubitrilatThe active metabolite of the antihypertensive drug sacubitril.saddestsuperlative form of sad: most sadsaddlepointAlternative form of saddle point.saddleskirtThe portion of a saddle that covers the flank of a horse.sadetA type of spiritual leader or witch doctor among the Jarai people of Southeast Asia.sadistOne who derives pleasure through cruelty or pain to others.sadomasochistA person who enjoys both inflicting and receiving pain for sexual gratification.sadopopulistOne who engages in sadopopulism.safariboat(rare) A boat designed to take people on diving, surfing or cruising trips (safaris).safaristOne who embarks on safari.safelightThe lamp in a photographic darkroom, providing illumination only from parts of the visible spectrum to which the photographic material in use is nearly or completely insensitive.safestsuperlative form of safe: most safesagbutAlternative form of sackbut.sagecraftThe skill of a sage.sagestsuperlative form of sage: most sagesagewortAny of a number of perennial herbs in the genus Artemisia which have the aromatic gray or silver foliage of the sagebrushes, but are not shrubby enough to be termed brush.saggiestsuperlative form of saggy: most saggysaghavartA helmet- or crown-like headdress worn by an Armenian priest.sagittocystA capsule having a spindle-like needle produced by epidermal cells of certain turbellarians.sailboat(nautical) A boat propelled by a sail.sailcraftA boat with one or more sails.sailpastA parade of boats.saint(Christianity) One of the blessed in heaven.saintliestsuperlative form of saintly: most saintlysaistObsolete form of sayest.sakeretA male saker (species of falcon).sakretAlternative form of sakeret.salacotA traditional conical hat of the Philippines, made of cane or palm.salakotAlternative form of salacot.salariat(economics) Salary earners as a class or group, often as opposed to wage earners.salat(Islam) The obligatory prayer that Muslims are called to perform five times a day and the second of the five pillars of Islam.salesbot(science fiction) A robot designed to sell goods or services.salespointA location where things are sold; a retail outlet.salesrobot(science fiction, rare) A robotic salesperson.saletAlternative form of sallet (“helmet”).saliant(heraldry, dated) Alternative form of salient.salicetA pipe organ stop of 4-foot or 2-foot pitch.salientWorthy of note; pertinent or relevant.saligot(archaic) Synonym of water caltrop (“Trapa species”).salivantA drug or agent that induces salivation.sallatRare spelling of salat.salletArchaic form of salad.sallyportAlternative form of sally port.salmonetA young or small salmon; a samlet.salonistAlternative form of saloniste.saloonist(dated) The proprietor of a saloon.salt(chemistry) One of the compounds formed from the reaction of an acid with a base, where a positive ion replaces a hydrogen of the acid.saltantLeaping; jumping; dancing.saltationistIn evolutionary biology, one who believes in saltationism.saltcatA type of feed attractive to pigeons, consisting of a mixture of salt, coarse meal, lime, etc.saltestsuperlative form of salt: most saltsaltflatAlternative form of salt flat.saltfoot(historical) A large salt cellar formerly placed near the centre of the table, with the superior guests seated above it.saltiestsuperlative form of salty: most saltysaltwortCertain plants of various genera that grow in dry, alkali soils, including the following:salvationistRelating to the doctrine of salvation.sambist(martial arts) A practitioner of sambo.samizdat(countable) A samizdat publication.samletA young salmon.samplesetA collection of audio samples.samplet(rare) A small sample.samplist(music) A person who makes music by use of samplingsamvatAn era in various Hindu calendar systems.sanctiloquentSpeaking of holy or sacred things.sanctionistOne who supports a policy of imposing sanctions.sandalwortSynonym of sandalwood.sandblastSand driven by a blast of air or steam for cutting and engraving figures on glass or metal.sandcastAlternative form of sand-cast.sanderdustThe fine particles of wood created by sanding, typically finer than sawdust.sandflatAn extended, flat area of sand, typically near a shore, with little or no vegetation.sandlotA vacant lot where children play.sandpitA place or pit from which sand is excavated.sandsheetAlternative form of sand sheet.sandspitA small sandy point of land or a narrow shoal projecting into a body of water from the shoresandspoutA moving column of sand suspended in the air, raised by a whirlwind.sandveldtAlternative form of sandveld.sandwortAny of several plants in the genera Arenaria, Minuartia, and Moehringia.sanestsuperlative form of sane: most sanesangat(Sikhism) A Sikh community.sangeet(India) A gathering for the purpose of singing songs; a musical ceremony.sanglant(heraldry) Bloodstained.sanguifacient(biology, archaic) Promoting the generation of the blood.sanguinolentContaining or tinged with blood.sanguisugentbloodsuckingsanguivolent(rare) bloodthirstysanistPrejudiced in favor of sane people, against people who are mentally ill.sanitAbbreviation of sanitation.sanitationistOne who believes in sanitation as a means of preventing disease.sanitist(archaic) A sanitationist.sansculottistAlternative form of sans-culottist.sapfest(informal, derogatory) Something sentimental or sappy, especially a movie.sapient(formal, dated except poetic) Possessing discernment and wisdom; learned, wise.sappiestsuperlative form of sappy: most sappysaprobiologistOne who studies saprobiology.saprobiontSynonym of saprobe.saprotAlternative form of sap rot.sarangistOne who plays the sarangisarbut(UK, regional) A police informer.sarcastOne who speaks sarcastically.sarcenetAlternative spelling of sarsenet.sarcoblastAn embryonic cell that can differentiate into myoblasts.sarcocystAny protozoan of the genus Sarcocystis.sarconetAlternative form of sarsenet.sarcoplast(cytology) An interstitial muscle cellsaredutant(pharmacology) A drug investigated as an antidepressant and anxiolytic.sargeantMisspelling of sergeant.sarkiestsuperlative form of sarky: most sarkysarkit(Scotland, obsolete) clothedsarment(botany) A long slender prostrate stem or runner, such as of the strawberry.sarnt(informal) Pronunciation spelling of sergeant.sarodistSomeone who plays a sarod.sarpatAny of several species of sugarcane or sugarcane-like grasses found in India, of the genera Saccharum and Tripidium.sarrusophonistA musician who plays the sarrusophone.sarsenetA very fine and soft silk ribbon woven in a plain weave with a fine warp and higher density weft, now chiefly used for linings.sarsnetAlternative spelling of sarsenet.sart(UK, obsolete) An assart, or clearing; land cleared for agriculture.sartorialistA person who practices or is interested in sartorialism.sashweightAlternative form of sash weight.sassiestsuperlative form of sassy: most sassysatsimple past and past participle of sitsatcast(informal) A satellite broadcast.satellectA creole that exists within a culture where one of the parent languages remains the dominant local language.satinetA faux satin usually made of synthetic fiber or cotton.satiristA person who writes satire.saturantImpregnating to the full; saturating.satyriasistA man or boy with excessive sexual desire.sauceboatSynonym of gravy boat.saucepotA pot used to make sauce.saucercraftA hypothetical flying vehicle with a disc-like shape; flying saucer.sauciestsuperlative form of saucy: most saucysauerkraut(countable, uncountable) A dish made by fermenting finely chopped cabbage.saught(UK dialectal, archaic) Reconciliation; peace; ease.sault(Canada, US) A waterfall; a rapid.sausagefest(informal, humorous) An event populated almost entirely by men, with few or no women.sausagemeatAlternative spelling of sausage meat.savantA person of learning, especially one who is versed in literature or science.savart(music, obsolete) An interval of pitch equal to 1/1000 of a decade, practically identical to a heptameride.savement(obsolete) The act of saving; salvation.savepoint(video games) A designated spot where the player can save their progress.savssatThe situation where animals become trapped in sea ice.savviestsuperlative form of savvy: most savvysawdustThe fine particles (dust) created by sawing wood or other material.sawistSomeone who plays a musical saw.sawpitA pit over which lumber is positioned to be sawn with a long two-handled saw (a pitsaw) by two people, one standing above the timber and the other in the pit below.sawsetAlternative spelling of saw set.sawt(music) A style of urban popular music associated mainly with Kuwait and Bahrain.sawwhetA small North American owl (Aegolius acadicus) with feathered toes and no ear tufts.sawwortAlternative spelling of saw-wort.saxhornistSomeone who plays the saxhorn.saxistsaxophonist; someone who plays the saxsaxophonistA person who owns, plays or practices with the saxophone.sayest(archaic) second-person singular simple present indicative of saysaystAlternative form of sayest.scabbiestsuperlative form of scabby: most scabbyscabwortThe plant elecampane.scairtNonstandard form of scared.scaleheightAlternative form of scale height.scaleletA small scale (in various senses).scaleout(computing) The process of scaling out.scaliestsuperlative form of scaly: most scalyscalybuttSynonym of exocortis.scalyfootAny of several Australian legless lizards, of the genus Pygopus, having prehensile tails and scaly flaps in place of hindlimbs.scambait(Internet) To pose as a potential victim of a scam, in order to waste the scammer's time and resources.scandent(botany) Climbing, without obvious morphological adaptations.scanout(computer graphics) The conversion of image data in computer memory to a series of lines for output to a raster display.scansionistOne who studies scansion.scantNot full, large, or plentiful; scarcely sufficient; scanty; meager.scantestsuperlative form of scant: most scantscantiestsuperlative form of scanty: most scantyscantlet(obsolete) A small pattern or quantity.scapegoatSomeone unfairly blamed or punished for some failure.scapementArchaic form of escapement (part of a timepiece).scapethrift(obsolete) A spendthrift.scapulet(zoology) A secondary mouth fold developed at the base of the oral arms of the manubrium of many jellyfish.scarabaeidologistAn entomologist whose speciality is scarabaeidologyscarcement(architecture, engineering) An offset where a wall or bank of earth, etc., retreats, leaving a shelf or footing.scarcestsuperlative form of scarce: most scarcescarefest(informal) An event, dramatic work, etc. that is very frightening.scariant(informal) An unconfirmed or unstudied variant or strain of COVID-19 that causes widespread panic.scariestsuperlative form of scary: most scaryscarletA brilliant red colour sometimes tinged with orange.scart(Scotland, transitive) To scratch or scrape.scatologistA writer or producer of scatological works.scattObsolete spelling of scat (“tax, tribute”).scatterplotTo plot using a scatter plotscatterpointAlternative form of scatter point.scattershotCovering a broad range in a random and unsystematic way.scaturientAbundant; overflowing.sceat(numismatics, historical) A small Anglo-Saxon coin, especially one made of silver; sometimes regarded as a weight (and thus a comparative measure of a coin's value).sceattAlternative form of sceat.scelerat(obsolete) A criminal, a villain.scelet(obsolete) Alternative spelling of skelet (“skeleton”).scenarioistOne who prepares the scenario for a film or other work.scenarist(cinematography) A writer of screenplays; a screenwriter.scenecraftThe art or skill of designing scenes for theatrical performances.sceneletA little scene.scenewrightA person who works in scenecraft.scenistSynonym of scenewright.scentA distinctive smell.scepticistOne who is skeptical; a sceptic.schematistOne who thinks about or develops formal schemata or abstract frameworks.scherbetObsolete form of sherbet.schismatistOne whose beliefs are those of a schism or breakaway faction.schistAny of a variety of coarse-grained crystalline metamorphic rocks with a foliated structure that allows easy division into slabs or slates.schizoanalystOne who studies or practises schizoanalysis.schizodont(zoology) Having reverse V-shaped scissurate hinge teeth, and often an elongated lateral tooth.schizontA cell that divides by schizogony.schizopost(Internet slang) A genuine posting that appears to exhibit schizophrenia.schizotextA poem, or similar text, that seeks to show a division of consciousness between itself and the outside worldschlicht(mathematics) univalent (analytic and one-to-one) in a given region, sometimes qualified with the stipulation that the function is 0 at 0 and has a slope there equal to 1 (see Koebe function)schlockfest(informal) Something cheesy or of poor quality, especially a film.schmaltzfest(informal, derogatory) A very schmaltzy event, situation, or thing.schmaltziestsuperlative form of schmaltzy: most schmaltzyschmoozefest(informal, derogatory) A social gathering organised so that people working in the non-profit charity sector can get together.schochatAlternative form of shochet.schochetAlternative form of shochet.scholiastA scholar who writes commentary on the works of an author, especially one of the ancient commentators on classical authors.schoolcraftThe art or practice of education.schoolnightAlternative form of school night.schortObsolete form of short.schout(historical) A municipal officer in the North American Dutch colonies.schrecklichkeitA military policy of terrorising an enemy, especially through its civilian population.schuitA flat-bottomed Dutch river-boat; a barge.schuytAlternative form of schuit.schwarzlotA kind of black enamel decoration applied to glass etc.schwebeablaut(Indo-European studies) To undergo the above process.schwerpunkt(military) main point, main target; point upon which the most effort is concentrated (e.g. during an attack)scientKnowing; aware; knowledgeable.scientifictionist(dated, fandom slang) A fan or creator of science fiction; one involved in some aspect of science fiction.scientistOne whose activities make use of the scientific method to answer questions regarding the measurable universe. A scientist may be involved in original research, or make use of the results of the research of others.scientocratA proponent of scientocracy.scientometrist(rare) A practitioner of scientometry; one who studies the progression and value of science through quantitative measuresscilent(hypercorrect) Obsolete form of silent.scilicetNamely, to wit, as follows.scintillantThat scintillates.scintillescentscintillating feeblysciolistOne who exhibits only superficial knowledge; a self-proclaimed expert with little real understanding.sciosophistA practitioner of sciosophy.scitamentA pleasant dish or delicacy.sclerobiontAny organism that lives on a hard surface, or bores into onescleroblastA structure, formed from sclerocytes, that generates the spicules that form the skeleton of spongessclerochronologistOne who studies sclerochronology.sclerosantA fluid used for sclerosing.sclerotherapistOne who carries out sclerotherapy.scolecodontThe fossilized jaw of a polychaete annelid.scomfit(obsolete) To defeat, vanquish.sconutA baked good consisting of deep-fried scone dough.scootA sideways shuffling or sliding motion.scooteristA person who rides a motor scooter or other scooter.scopistA person employed to transform rough transcripts into correctly punctuated and formatted text.scorbut(obsolete) scurvyscoresheetA sheet of paper (or similar) on which score is kept.scorpiologistA scientist who studies scorpions.scot(UK, historical) A local tax, paid originally to the lord or ruler and later to a sheriff.scoutA person sent out to gather and bring back information; especially, one employed in war to gain information about the enemy and ground.scoutcraft(scouting) A set of mostly outdoor skills learned in scouting that include camping, hiking and pioneering.scraggiestsuperlative form of scraggy: most scraggyscraight(UK, regional) To cry; to clobber; to conk.scramjetAn aircraft that uses such an engine.scrapegut(obsolete) A fiddler.scrapletA little scrap; a small piece of something.scrapmerchantA dealer in scrapscrappiestsuperlative form of scrappy: most scrappyscrat(obsolete) To scratch; to use one's nails or claws.scratchiestsuperlative form of scratchy: most scratchyscrawniestsuperlative form of scrawny: most scrawnyscreamfest(informal) An event, recording, etc. involving a lot of screaming.screechiestsuperlative form of screechy: most screechyscreencastA digital recording of a computer screen's display.screencraftThe art of creating film and television works.screenlet(computing) A visual widget or small application that can be placed on the desktop.screenoutThe process by which something is screened out.screenprintAn artwork produced by means of screen printing.screenshoot(rare) Synonym of screenshot.screenshort(social media, rare) A screenshot of text posted to social media.screenshot(computing) An image of computer or smartphone screen output at a given moment in time.screentestAlternative form of screen test.screeplotAlternative form of scree plot.screwiestsuperlative form of screwy: most screwyscribbet(dated) A painter's pencil.scribblement(dated) A scribble; bad or hasty writing.scribbliestsuperlative form of scribbly: most scribblyscrimpt(UK, dialect, archaic) A small amount.scripsitAn inscription indicating the identity of the person who wrote something.script(countable) A writing; a written document.scriptlet(computing) A small script, especially a section of Java code embedded in JavaServer Pages code.scriptment(cinematography) A written work by a movie or television screenwriter that combines elements of a script and treatment, especially the dialogue elements, which are formatted the same as in a screenplay.scripturalistOne who adheres literally to the Scriptures.scripturient(rare) Inclined to write a great deal.scroatAlternative spelling of scrote.scrolltext(demoscene) Text displayed in an animated scrolling message, common in early demos.scrot(UK, slang, derogatory) A worthless or contemptible person.scrubbiestsuperlative form of scrubby: most scrubbyscrubout(military, Antarctica) A session of cleaning.scrubtitA small bird of the thornbill family, taxonomic name Acanthornis magna, endemic to King Island and Tasmania.scruffbucket(informal, sometimes endearing) A scruffy or ill-kempt person; a ragamuffin.scruffiestsuperlative form of scruffy: most scruffyscrumtrelescentAlternative form of scrumtrulescent.scrumtrulescent(slang, US, rare) Transcendent and fantastic beyond description.scruntAn abrupt, high-pitched sound.scrupulist(obsolete) Someone who scruples; a scrupler.scuft(UK, dialect) scruff; nape of the necksculpsitAn inscription indicating the identity of the person who created a sculpture.sculpt(transitive) To form by sculpture.sculpturistA maker of sculptures.scumbucket(slang, derogatory) A sleazy, disreputable or despicable person; a lowlife.scumbutt(derogatory, slang) A term of abuse.scummiestsuperlative form of scummy: most scummyscumshit(derogatory, vulgar) Term of abuse.scungiestsuperlative form of scungy: most scungyscurfiestsuperlative form of scurfy: most scurfyscurrilistA scurrilous writer.scurviestsuperlative form of scurvy: most scurvyscurvywort(now rare) Scurvy-grass (Cochlearia spp.).scutA short, erect tail, as of a hare, rabbit, or deer.scuttlebutt(uncountable, originally US, nautical slang) Gossip, idle chatter; also, rumour.scuzzbucket(slang, often humorous) Synonym of scuzz: An unpleasant or repulsive person.seabatSynonym of batfish (“Ogcocephalidae”).seaboatA boat designed for use at sea.seabootA waterproof boot for use on ships in bad weather.seacoastThe coastal land bordering a sea or ocean.seacraftA ship or other vehicle capable of travelling on the ocean.seafrontThe seashore, the coast.seagirt(rare, poetic) Engirdled by the sea, as an island.sealantAny material used to seal a surface so as to prevent passage of a fluid.sealcoatA protective coating applied to an asphalt pavement with the aim of protecting it from damage from water, oil, ultraviolet radiation, etc.sealift(military) To transport by seasealightAlternative form of sea-light.sealpointAlternative form of seal point.sealwortSynonym of Solomon's seal.seamancraftSynonym of seacraft (“skill in navigating ocean vessels”).seamletA little seam, as of coal or quartz.seamount(oceanography) An underwater mountain with a prominence of more than 1,000 meters, which does not breach the surface of the water.seamsetAlternative form of seam set.seaportA town or harbour with facilities for seagoing ships to dock and take on or discharge cargo.searatAlternative form of sea rat (a pirate)searchlightA light source that projects a bright beam of light in any direction, generally for military use.seargent(obsolete) sergeantsearocketAny of various flowering plants in the genus Cakileseasalt(less common) Alternative form of sea salt.seascapistAn artist who paints seascapes.seasweptLocated on the seaseatSomething to be sat upon.seatbeltAlternative spelling of seat belt.seatmentThe act or manner in which something has been seated; placement.seatpostAlternative spelling of seat post.seatroutAlternative form of sea trout.seawantAlternative form of seawan (wampum).sebastophant(historical) A person who carried images and symbols in processions of the imperial cult of Ancient Rome.seblet(UK, Northamptonshire, obsolete) A basket to hold seed corn for sowing.secant(geometry) A straight line that intersects a curve at two or more points.secernent(archaic) That which promotes secretion.secernment(archaic, physiology) The act or process of secerning (secreting).secessionalistSynonym of secessionist.secessionistA person who secedes or supports secession from a political union or an alliance or organisation.seclusionistOne who supports seclusionism.secodont(zoology) Of teeth: blade-like; suited for cutting or slicing.secondmentThe process or state of being seconded, the temporary transfer of a person from their normal duty to another assignment.secret(countable) A piece of knowledge that is hidden and intended to be kept hidden.secretariatThe office or department of a government secretary.secretestsuperlative form of secret: most secretsecretistA secretive person; a keeper of secrets.sectAn offshoot of a larger religion or denomination.sectantOne of the portions of space bounded by the three coordinate planes.sectarianistOne who narrow-mindedly devotes themselves to a particular sect, especially in religion.sectionalistA proponent of sectionalism.sectistA member of a sect.secularistA person who believes in or supports secularism.securementThe act of securing.securestsuperlative form of secure: most securesecurocratAny of the members of the police and security service that dominated the South African government in the 1980s.sedationist(medicine, dentistry) One who administers sedatives to a patient.sedent(archaic, chiefly said of statues) sitting; inactive or stillsederunt(Scotland) A formal meeting, especially of a judicial or ecclesiastical body.sedevacantistSomeone who espouses sedevacantism.sedimentA collection of small particles, particularly dirt, that precipitates from a river or other body of water.sedimentologistA person involved in sedimentology.seditionistOne who is involved in sedition.seducement(obsolete) Seduction.seductionistOne who practises seduction; a seducer.seedcoatAlternative form of seed coat.seediestsuperlative form of seedy: most seedyseedlot(agriculture) A particular batch of seeds, often collected from a specific zone (the seedzone).seednutA nut that functions as a seed.seedplotA plot of land where seeds are sown.seedpointThe centroid of a geographical locationseedset(biology) A set of seeds from the same organism.seercraftThe prophetic art of a seer.seest(archaic) second-person singular simple present indicative of seesefirotplural of sefirasegementMisspelling of segment.segfault(computing, Unix) A segmentation fault.segmentA length of some object.segreant(heraldry) Rampant, with the wings elevated and addorsed (a posture of winged quadrupeds).segregant(genetics) Resulting from segregationsegregationalist(linguistics) One who believes that linguistic signs have meaning independent of the context of their use in communication.segregationistA person who supports or believes in segregation.seismologistA person who is skilled at, professes, or practices seismology.sejant(heraldry) Seated, sitting.sejeant(heraldry) Alternative form of sejant.sejoint(obsolete) separated, disjoinedsejunct(rare) Separate; separated.selectPrivileged, specially selected.selectantThe result of a selection processselectionistRelating to selectionismselectiostatA form of photobioreactor.seleniuret(chemistry, obsolete) A selenide (any compound in which selenium serves as an anion with an oxidation number of -2).selenodontDescribing molar teeth that have crescent-shaped ridges on the crown.selenographistOne who studies selenography; a selenographer.selenologistA person skilled or involved in selenology.selenotranscriptThe transcript of RNA associated with a selenoproteinselfadjointAlternative spelling of self-adjoint.selfassessmentAlternative form of self-assessment.selfconsistentAlternative form of self-consistent.selfistBelieving in or practicing selfism.selichot(Judaism) Jewish penitential poems and prayers, especially those said in the period leading up to the High Holidays, and on fast days.selihotAlternative form of selichot.selisistat(pharmacology) A particular SIRT1 inhibitor drug.sellout(informal, idiomatic) An action in which principles are compromised for personal gain.selsovietA rural council, a level of administration in the Soviet Union and (some federal subjects of) modern Russia.semagacestatA drug designed to treat Alzheimer's disease but never marketed.semanticistA person who studies semantics.semaphorantAlternative form of semaphoront.semaphoristSomeone who controls or operates a semaphore.semaphoront(biology, rare) An organism as seen in a specific time during its ontogeny or life cycle, as the object of identification or basis for systematics.semasiologistOne who studies semasiology.sematologistOne who studies sematology.semblantSeeming, rather than real; apparent.semblauntObsolete form of semblant.semeiologistAlternative form of semiologist.semelincidentOf a disease: occurring only once in any given individual.semenologistA physician working in reproductive medicine who specializes in the study of semen.semiabstract(art) Not entirely abstract; between abstract and concretesemiadherentpartly adherentsemiallograftA transplant, half of whose genes come from another individual (e.g. from a father)semiarborescentSomewhat or partly arborescent.semiatheistSomewhat or partially atheist.semibasementA basement which is only partially below ground level.semibenevolentPartially or somewhat benevolent.semibluntSomewhat or partly blunt.semibouffantSomewhat or partly bouffant.semibuoyantPartially buoyant.semicapitalistHaving certain aspects of capitalism.semiclairvoyant(computing) Relating to a form of parallel processing algorithm given approximate advance information about the problem, but not fully clairvoyant.semicoherentPartially coherent.semicompactHalf or partially compact.semicompliantPartially compliantsemiconfidentHalf or partly confident.semiconfluent(pathology) Describing the situation in which some pustules run togethersemiconformistSomewhat or partially conformist.semicontactBeing or relating to a contact sport where only limited physical force is used.semiconvergent(mathematics, of a matrix) For which the limit lim _(k→∞) bold Tᵏ exists.semicoronet(entomology) A line of spines half surrounding a part.semicovariant(mathematics) A covariant form of a cumulantsemicovertSomewhat or partly covert.semicrescentA half crescent.semidecentHaving a small amount of decency.semidependentPartially dependent.semideponentAlternative spelling of semi-deponent.semiderelictSomewhat or partially derelict.semidesertA semiarid region, approaching desert.semidirectNeither unqualifiedly direct nor unqualifiedly indirect.semidominant(genetics) Exhibiting incomplete dominance.semidormantpartially dormantsemidreadnoughtAlternative form of semi-dreadnought.semiequitant(botany) Somewhat or partly equitant.semierectPartially or somewhat erect.semiexplicitPartially explicitsemiextinctAlmost extinct; nearing extinction.semifascistSynonym of para-fascist.semifastSomewhat fast.semifeministPartially or somewhat feminist.semifinalistA person who competes in the semifinals, the winner of which goes on to compete in the finals.semifitSomewhat physically fit.semiflintMaize or corn that is a hybrid where one parent species is flint and the other has a soft outer hull.semifloret(botany) A floret, or floscule, with its corolla lengthened into a strap-shaped petal.semifrequentModerately frequent.semihotSomewhat or partly hot.semiindependentAlternative form of semi-independentsemilatentPartially latentsemilucentPartially lucent; allowing less light to pass than through than something translucent but more than something opaque.semimalignant(pathology) Not very malignant.semimattAlternative form of semimatte.semimoistPartly or somewhat moist.seminarist(Roman Catholicism) A student training to be a priest at a Roman Catholic seminary.seminist(biology, historical) A believer in the theory of seminism.seminvariant(mathematics) Alternative form of semi-invariant.semiologistOne who practices or studies semiology.semiopalescentSomewhat or partly opalescent.semioticistOne who studies semiotics.semiovertSomewhat or partly overt.semipendent(zoology) Partially droopingsemiperfectApproaching perfection; not entirely perfect.semipermanentNeither temporary nor entirely permanent; of indefinite duration.semipersistentSomewhat persistent, but not permanent.semipertinentSomewhat or partly pertinent, or relevant.semiphosphorescentPartially phosphorescent.semiproletariatThe class of marginalized workers who lack regular employment, such as working peasants, pedlars, small handicrafts makers, and the underemployed.semipurulentSomewhat or partially purulent.semiquiescentPartially quiescentsemiracistSomewhat racist.semirant(informal, chiefly Internet) A mild or brief rant.semirecentSomewhat recent; neither very recent nor very long ago.semirecumbantMisspelling of semirecumbent.semirecumbentHalf lying down, half sittingsemiredundantPartially redundantsemiretirementA state of partial retirement, working only part-time or occasionallysemisecretSubject to a moderate degree of secrecy; partially but not entirely secretsemisentientSomewhat or partly sentient.semismartSomewhat or partially smart.semisocialistSomewhat or partly socialist.semisoft(especially of food) Partially soft; partially melted.semistrict(mathematics) Having some, but not all, characteristics of a strict system, category etc.semisucculent(botany) Somewhat or partially succulent.semisweetPartially sweet or sweetened, but having a distinct bitter component.semitangent(geometry) The tangent of half an arc.semitransept(architecture, rare) One half of a transept.semitranslucentSlightly translucent; allowing a small amount of light to pass through.semitransparentAllowing some visibility but partially clouded or obscured; transparent in some portions but not others; translucent.semiuprightPartially upright or erectsemivacantPartly or somewhat vacant.semiwetPartially wet.semperjuvenescent(rare, literary) Forever young or growing younger.senatAlternative form of senet (“ancient board game”).senatusconsult(Ancient Rome) A decree written by the Roman Senate.senescentGrowing old; decaying with the lapse of time.senetAn Ancient Egyptian board game, probably played as a strategy game similar to chess or go.seniormost(chiefly India) Most senior.senneta signal call given on a cornet or trumpet for entrance or exit on a theatrical stagesennight(archaic, poetic or obsolete) Synonym of week in its various senses, a period of seven consecutive days and nights.sennimentPronunciation spelling of sentiment.sennitbraided cord or fabric of such small stuff as plaited rope yarnssenologistphysician whose speciality is senologysensationalistOne who indulges in sensational behavior or action.sensationist(philosophy) Alternative form of sensationalist.sensifacientconverting into sensationsensualistA person who believes in enjoying sensuality and the experience of pleasant sensations.sentsimple past and past participle of sendsententialistA proponent of sententialism.sententiarist(obsolete, rare, usually capitalised) A sententiary.sentientExperiencing sensation, thought, or feeling.sentimentA general thought, feeling, or sense.sentimentalistA person who is sentimental.sentiocentristA person who accepts the ideas of sentiocentrism.separatistSomeone who advocates separation from the established Church; a member of any of various sects or schismatic movements.sepat(historical) A regional division of Ancient Egypt.sepiment(obsolete) Something that separates; a hedge; a fence.sepimostatA protease inhibitor.sepopt(television, dated) Having a separately optically recorded soundtrack running concurrently with the film footage.septA clan, tribe, or family, proceeding from a common progenitor; especially, one of the ancient clans of Ireland.septavalent(chemistry, medicine) Heptavalent.septetA group of seven, particularlyseptisect(transitive, mathematics, nonce word) to divide a quantity, angle etc into seven equal partsseptivalent(chemistry) heptavalent.septolet(music) A septuplet.septuagint(now rare) A group of 70 people or a collection of 70 things.septupletA group of seven, particularly (music) a tuplet of seven notes.sepult(archaic) buried.sequent(now rare) That follows on as a result, conclusion etc.; consequent to, on, upon.sequestermentsequestrationsequestrant(chemistry) any compound that promotes sequestration by forming chelate compounds with metal ions; especially when used as food additives in order to prevent metal catalyzed oxidationserendipitistA person who benefits from serendipity.serenestsuperlative form of serene: most serenesergeant(military) A UK army rank with NATO code OR-6, senior to corporal and junior to warrant officer ranks.sergeauntObsolete form of sergeant.sergreantAlternative form of segreant.serialist(music) Of, pertaining to, or employing serialism.sericiculturistSynonym of sericulturist.sericulturistA producer of raw silkserjeant(law) Ellipsis of serjeant-at-law.serlopitant(pharmacology) An NK₁ receptor antagonist.sermonetA short sermon.sermonistA sermonizer; someone who preaches sermons.seroconcordant(immunology) Of a couple with both partners either HIV positive or HIV negative.seroconvertTo become seropositive or seronegative: to be infected by a bloodborne pathogen or to recover from the infection.serodeterminantThe determinant of a serotypeserodifferent(of two people) Having different serotypes.serodiscordant(immunology) Of a couple: with one partner HIV positive and the other HIV negative.serodiscrepantInconsistently seropositive or seronegativeserodominant(immunology, of an antigen etc) Having a dominant position in the bloodserofastHaving a fixed amount of antibodies in the blood serumseroincidentlikely to be infected (typically with HIV)serologistOne who studies serology.serononconcordantwith one partner HIV positive and the other one unknown or uncertain (of a couple)seroprevalent(medicine) That gives a positive response to a blood test for a specific diseaseseroprotectTo protect by means of seroprotectionseropurulentThat consists of both serum and pus.seroresistantExhibiting seroresistanceserorevertTo carry out a seroreversionserosanguinolentSynonym of serosanguineous.serosilentSynonym of seronegative.serosortTo sort according to serostatusserotestA serological testserotherapistOne who practises serotherapy.serovariantAny variant of a serotypeserpent(now literary) A snake, especially a large or dangerous one.serpentistSomeone who plays the serpent.serpolet(archaic) wild thymeserretAlternative form of serrette.seruantObsolete spelling of servant.servantOne who is hired to perform regular household or other duties, and receives compensation. As opposed to a slave.servauntObsolete form of servant.serveletAlternative form of servlet.servent(Internet) A peer-to-peer network node which has the functionality of both server and client.serverlet(computing) A servletservient(obsolete, law) subordinateservlet(object-oriented programming, server) A Java program running on an Internet server that generates web content dynamically in response to requests from clients.sesquimutant(genetics) A mutant that contains one and a half times the amount of an original characteristicsesquipedalianist(rare) A person who tends to use and enjoy long (sesquipedalian) words.sesquisalt(chemistry) A salt derived from a sesquioxide base, or made up on the proportions of a sesqui compound.sestet(music) A piece of music composed for six voices or six instruments; a sextet or sestuor.sestettArchaic form of sestet.sestolet(music) sextupletset(transitive) To put (something) down, to rest.setboltAn iron pin, or bolt, for fitting planks closely together in shipbuilding.setenantAlternative form of se-tenant.setfastA tumour on a horse's back.setlist(music) A list of the songs to be played by a particular band or musical act for a particular show or tour.setnetAlternative form of set net.setpointThe command signal or value which is fed into a controller to establish the target or desired position or state of the controlled device or process.settThe system of tunnels that is the home of a badger.setterwortThe bear's-foot (Helleborus foetidus).settlementThe act of settling.settleristCharacteristic of or pertaining to settlerism.sevennight(archaic or obsolete) Alternative form of sennight, a week.seventyeightAlternative form of seventy-eight.severestsuperlative form of severe: most severesexavalentSynonym of hexavalent.sexbot(science fiction) A robot designed to have sexual intercourse with humans.sexcellent(slang) Sexually outstanding.sexdigitist(rare, archaic) Someone who has six fingers on a hand, or six toes on a foot.sexfest(informal) Any event involving a great amount of sexual intercourse.sexfightA physical competition in which the competitors attempt to bring each other to orgasm, engaged in as an erotic fetish.sexhibitionist(slang, informal) A person who enjoys being watched while having sex.sexiestsuperlative form of sexy: most sexysexistUnfairly discriminatory against one sex in favour of the other.sexivalent(chemistry) Synonym of hexavalent.sexologistSomeone who studies, or is an expert in, sex and sexuality.sexpat(slang) An expatriate who engages in sex tourism.sexpect(transitive, rare, humorous) To have an expectation of or relating to sex.sexperiment(slang) An instance of sexual experimentation.sexpertAn expert in sexology.sexplicitSexually explicit.sexploit(slang) A sexual exploit.sexpot(informal) A sexy person.sext(Roman Catholicism) The service appointed for this hour.sextant(nautical) A navigational device for deriving angular distances between objects so as to determine latitude and longitude.sextetAny group of six people or things.sextettArchaic spelling of sextet.sexticovariant(mathematics) a covariant of degree 6sextinvariant(mathematics) an invariant of degree 6sextolet(music) A double triplet; a group of six equal notes played in the time of four.sextort(transitive, informal) To coerce through the threat of revealing someone's sexual history.sextortionistA person who carries out sextortion.sextremistA radical feminist.sextupletA group of six objects.sexualistOne who is very sexual; A person who is very lusty.sexvalent(chemistry) Hexavalent.seyntObsolete form of saint.shabbatAlternative letter-case form of Shabbat.shabbiestsuperlative form of shabby: most shabbyshacharit(Judaism) The daily morning prayer.shackbolt(heraldry) A shackle.shacketA heavy overshirt worn as a jacket.shadeset(computer graphics) A colour scheme that can be applied to a computerized map.shadiestsuperlative form of shady: most shadyshadowcastThe performance of a film by a group of amateurs at the same time as it is screened.shadowgraphistAn entertainer who produces the silhouettes of animals, etc. by selectively blocking parts of a light source.shadowiestsuperlative form of shadowy: most shadowyshaftThe long, narrow, central body of a spear, arrow, or javelin.shaftmentTraditionally the width of the fist and outstretched thumb.shagfest(slang) An event or encounter involving a large amount of sexual intercourse.shaggiestsuperlative form of shaggy: most shaggyshagletA young shag (type of seabird).shaharitAlternative form of shacharit.shahtootA type of Asian mulberry tree, Morus macroura.shakeoutAn event that causes marginal constituents to be eliminated.shakiestsuperlative form of shaky: most shakyshakt(obsolete) simple past of shakeshallestAlternative form of shalst.shallotAny vegetable of certain species in the onion family.shallowestsuperlative form of shallow: most shallowshalotObsolete form of shallot.shalst(rare, often hypercorrect) Synonym of shalt.shalt(archaic) second-person singular simple present indicative of shallshamanistAn adherent of shamanism.shamefast(archaic) Bashful, modest; shy.shameplantAlternative form of shame plant.shamisenistSomeone who plays a shamisenshannot(obsolete or Northern England dialectal) Contraction of shall + not.shant(UK, Ireland, slang) A drink, usually a pint.shapelet(computing) A stylized shape used in pattern recognition systems to correspond to a real objectshapeliestsuperlative form of shapely: most shapelyshapeshift(figuratively, intransitive) To undergo a noticeable change (in character for example), to metamorphosize.sharbatA West and South Asian sweet drink prepared from fruits or flower petals; a sherbet.sharebait(Internet, informal, derogatory) Website content that exists only to be shared, aimed at generating advertising revenue, especially at the expense of quality or accuracy, relying on sensationalist headlines to attract click-throughs.sharemarketA stock market.sharent(neologism) A parent who documents their child's upbringing on social media, typically by posting photos, videos, etc.shareoutThe process of sharing something out between multiple parties.sharewort(archaic) A plant (Tripolium pannonicum subsp. tripolium) native to Eurasia and Africa.shariatAlternative form of shari'a.sharkletA small or young shark.sharkmeatThe meat of a shark.sharpestsuperlative form of sharp: most sharpsharpsetAlternative form of sharp-set.sharpshootTo shoot with precision.shart(informal, vulgar) To defecate while farting, typically unintentionally.shatsimple past and past participle of shitshattAlternative form of chott.shawmistSomeone who plays a shawm.shearlet(mathematics) An extension of the wavelet, allowing the efficient encoding of anisotropic features in multivariate problem classes.shebeast(derogatory, slang) A despicable or disagreeable woman.shecht(Judaism) to perform shechita, to ritually slaughtersheepcotAlternative form of sheepcote.sheepletA little sheep; a lamb.sheepmeatThe meat of a sheep, used as food; mutton.sheepsfoot(printing, historical) A printer's tool with a claw at one end for prizing up forms.sheepshit(vulgar) The excrement of a sheep.sheerestsuperlative form of sheer: most sheersheetA thin bed cloth used as a covering for a mattress or as a layer over the sleeper.sheetlet(philately) A small sheet of postage stamps sold as a unit.sheeyitPronunciation spelling of shit, representing African-American Vernacular and Southern US English.shegoatAlternative form of she-goat.shelflistA bibliographic record that lists works in the order in which they are physically stored on the shelves.shellburstThe blast of an explosive shell.shellscriptAlternative form of shell script.shellsuitAlternative spelling of shell suit.shelterbeltA row of trees that acts as a windbreak.shelveset(computing) A kind of changeset containing changes that have been temporarily set aside.shentsimple past and past participle of shendsherbert(chiefly US, sometimes proscribed) Alternative form of sherbet (“food of frozen fruit juice with a dairy product added”).sherbetA dessert of frozen fruit juice with a dairy product such as milk added; a sorbet with dairy ingredients.sheriatArchaic form of shari'a.sherootAlternative form of cheroot.shetPronunciation spelling of shut.shetadlanutAlternative form of shtadlanut.shibilant(phonology) A sibilant (fricative or affricate) pronounced further back in the mouth than [s] and [z]: [ʃ], [ʒ], [t͡ʃ], [d͡ʒ], etc.shieldwrightOne who makes or works with shields.shiestAlternative form of shyest, superlative form of shy: most shy.shiftA movement to do something, a beginning.shiftiestsuperlative form of shifty: most shiftyshilajeetAlternative form of shilajit.shilajitA tar-like substance used in traditional medicine.shillet(geology) A form of shale used in south-west England for road constructionshiniestsuperlative form of shiny: most shinyshinsplintAlternative form of shin splint.shipcraftThe art or skill of navigating a ship.shipliftAlternative form of ship lift.shipmentA load of goods that is transported by any method (not just by ship).shipotAn underground water source that runs constantly. A common source of fresh drinking water in Ukrainian villages.shipset(aerospace) The full complement of parts of a system required to equip an individual aerospace vehicle.shipwrightA person who designs, builds and repairs ships, especially wooden ones.shiremootAlternative form of shiremote.shirtAn interior lining in a blast furnace.shirtfrontThe front part of a shirt.shirtiestsuperlative form of shirty: most shirtyshirtwaist(US) A woman's tailored blouse, buttoned down the front.shistAlternative form of schist.shit(countable, uncountable, colloquial, literally) Usually solid excretory product evacuated from the bowels; feces.shitbait(slang, vulgar, derogatory) Synonym of clickbait.shitbeast(vulgar, offensive) A contemptible, unpleasant individual.shitbiscuit(slang, vulgar, humorous) An obnoxious or contemptible person.shitbucket(slang, vulgar, humorous) Synonym of shitpot (in all senses).shitcunt(chiefly Australia, New Zealand, UK, Ireland, Commonwealth, slang, vulgar, derogatory, offensive) A term of abuse.shitfest(informal, vulgar) Something of incredibly low quality.shitfitAlternative spelling of shit fit.shitlet(vulgar) A small piece of excrement.shitlist(transitive, vulgar) To place on a shitlist.shitnugget(slang, vulgar, derogatory) A rude, obnoxious, or contemptible person.shitpit(slang, vulgar) A very unpleasant location.shitpost(Internet slang, vulgar, derogatory) To make a shitpost.shitpot(slang, vulgar) A chamber pot or toilet.shitslut(BDSM, vulgar) A person, especially one who is submissive, with a sexual interest in excrement; a scatophile.shittestsuperlative form of shit: most shitshitwit(vulgar, colloquial, derogatory or offensive) A very stupid person.shiznit(slang) stuff, thingsshizontMisspelling of schizont.shlockfestAlternative form of schlockfest.shoatA young, newly-weaned pig.shochatAlternative form of shochet.shochetA person certified under Jewish law to slaughter cattle and poultryshockfront(physics) the leading edge of a shock wave; the rapidly expanding interface between a pressure disturbance created, for example, by an explosion and the surrounding environment.shocktObsolete form of shocked.shoddiestsuperlative form of shoddy: most shoddyshoecraftThe art or skill of making and repairing shoes.shoeprintThe impression (footprint) left by a shoeshofetAlternative form of shophet.shohetAlternative form of shochet.shomeret(Judaism) A female who watches over the body of a deceased person in the ritual of shemira.shoodentPronunciation spelling of shouldn'tshookt(Philippines, humorous, slang) Shaken up; rattled; shocked or surprised.shootTo launch (forcefully project) a projectile.shootist(chiefly US, archaic) A person who is an expert user of firearms, especially a sharpshooter or a gunslinger in the Old West.shootlet(botany) A small shoot.shootoutA decisive battle, especially a gunfight.shopbotA shopping bot.shopboughtAlternative form of shop-bought.shopfitThe process of fitting out a retail store.shopfrontThe side of a shop that faces the street, usually having display windows.shophet(historical) A judge: an ad hoc leader in ancient Israel.shoplet(rare) A small shop.shoplift(transitive) To steal something from a shop or store during business hours, usually by means of hiding merchandise.shoplot(Malaysia) A portion of land allocated for a shop; the kind of multi-storey building with commercial ground floor normally occupying such a lotshoppertainmentSynonym of retailtainment.shorefastHeld fast (securely) to the shore.shorefrontThe area fronting on a coastline.shortHaving a small distance from one end or edge to another, either horizontally or vertically.shortcastA short podcast, especially one that summarizes the key points from a longer one.shortcircuitAlternative form of short-circuit.shortcoatAlternative form of short-coat.shortcrustDescribing a form of pastry that is relatively hard and brittle.shortcutA path between two points that is faster than the commonly used paths.shortestsuperlative form of short: most short; Least in stature, length or height.shortlistTo place something on a short list.shortsheet(transitive) To make an apple-pie bed of (a bed).shotblastTo blast steel shot on or at something, to remove coats of paint, dirt etc.shotlist(film) A detailed list of all the shots required for a film.shotputAlternative form of shot put.shotspotAlternative form of shot spot.shottAlternative form of chott.shoulderbeltA band or strap worn over the shoulder.shouldestAlternative form of shouldst.shouldntMisspelling of shouldn't.shouldst(archaic) second-person singular simple past indicative of shallshout(UK, Australia, New Zealand, slang) A round of drinks in a pub; the turn to pay the shot or scot; an act of paying for a round of drinks.shoutfest(informal) An event characterized by shouting.shoutoutAlternative spelling of shout-out.shovegroat(obsolete) The game of shuffleboard.showboat(US) A river steamboat having a resident theatre.showcourtAlternative form of show court.showersetA set of fixtures for a shower.showiestsuperlative form of showy: most showyshowprint(film) A release print made directly from the original camera negative rather than an internegative.shptAbbreviation of shipment.shredlet(rare) A little shred.shrewdestsuperlative form of shrewd: most shrewdshriekfest(slang) An event filled with shrieking.shriftThe act of going to or hearing a religious confession.shright(obsolete) simple past and past participle of shritchshriketitAny of various subspecies of passerine birds in the genus Falcunculus.shrillestsuperlative form of shrill: most shrillshrimpboatAlternative form of shrimp boat.shrimpletA small shrimpshrineletA little shrine.shrubbiestsuperlative form of shrubby: most shrubbyshrubletA little shrub.shtadlanut(Judaism, historical) The work of a shtadlan; intercession on behalf of a local European Jewish community.shtwt(Internet slang) The Twitter community of people engaging in self-harm.shunt(transitive) To cause to move (suddenly), as by pushing or shoving; to give a (sudden) start to.shut(transitive, intransitive) To close, in various senses.shutoutClosing and forbidding entry, as a lockout in which management prevents works from working.shuttlecraftA relatively small spacecraft, usually capable of atmospheric transport.shuttleport(science fiction) A spaceport from which shuttles depart.shuvitAlternative form of shove-it.shweetPronunciation spelling of sweet.shyestsuperlative form of shy: most shysialoquent(rare) Tending to spray saliva when speaking.sibcest(rare) Sexual or romantic relations between siblings.sibenadetA beta-adrenergic agonist.sibilantCharacterized by a hissing or hushing sound such as the s or sh in sack or shack.sibsetA group of siblings.sichtPronunciation spelling of sight.sickestsuperlative form of sick: most sicksicklewortA plant of the genus Coronilla (especially, Coronilla scorpioides), with curved pods.sickliestsuperlative form of sickly: most sicklysicklistAlternative form of sick list.sickoutA labor action where employees refuse to work, claiming they are sick.sideartartwork on the side of an arcade game cabinet.sidecarist(automotive) A sidecar enthusiast.sidecast(engineering) To eject waste material that has been excavated or dredged to the side, rather than hauling it away.sidecutThe inner curvature of a ski or snowboard that allows smoother turning.sidefoot(transitive) To kick something with the instep of the foot.sidelightA light found at the side of something; especially of a vehicle.sidelot(US) A plot of land beside a property.sidemeatA cut of pork with a sweet taste, typically taken from above the flank of the pig.sidepostA vertical supporting post beside a door, gate, etc.sidequest(fiction, history) In fictional or historical writings about chivalric romances: a quest embarked upon by a knight or other person which is not the main quest.siderazotAlternative form of siderazote.sideroblastAn erythroblast with stainable iron granules in its cytoplasm seen in cases of sideroblastic anaemia.siderographistSomeone skilled in siderography.siderostat(astronomy) A heliostat that may be used with stars as well as the sun.sideskirt(Auto engineering) piece of bodywork, attached to the lower edge on the side of the vehicle for aesthetic improvement, performance enhancement or protection.sidesplitA split-level home whose split level is visible from the front elevation.sidestreetAlternative form of side street.sidesweptSwept to the side.siegecraftThe science of besieging; warcraft of sieges.sientObsolete spelling of scion.sievertIn the International System of Units, the derived unit of radiation dose: the dose received in one hour at a distance of 1 cm from a point source of 1 mg of radium in a 0.5 mm thick platinum enclosure, which in its biological effects corresponds to several different quantities: equivalent dose, effective dose, and committed dose.sifflementA hissing sound.siffletA theatrical whistle.sifilet(archaic) The western parotia (Parotia sefilata), a species of bird of paradise found in New Guineasift(transitive) To sieve or strain (something).sight(in the singular) The ability to see.sightliestsuperlative form of sightly: most sightlysigintAlternative letter-case form of SIGINT.sigmodont(zoology) Any of the Sigmodontinae subfamily of rodents, including New World rats and mice.signalistSomeone who makes signals, or communicates information by signalling.signalmentThe act of signalling, or of signalizing.signalpostAlternative form of signal post.signaturist(obsolete) A holder of the doctrine of signatures impressed upon objects, indicative of character or qualities.signcryptTo employ signcryptionsignet(historical) An object (especially a ring) formerly used to impress a picture into the sealing wax of a document as a proof of its origin.significantimportant or large enough to be noticed or to have an effectsignificavit(UK, law, historical) A writ issuing out of chancery, upon certificate given by the ordinary, of a man's standing excommunicate by the space of forty days, for the laying him up in prison till he submit himself to the authority of the church.signoutAlternative form of sign-out.signpostA post bearing a sign that gives information on directions.silajitAlternative form of shilajit.silatA type of martial art originating from the Malay Archipelago.silentFree from sound or noise; absolutely still; perfectly quiet.silhouetAlternative spelling of silhouette.silhouettistA person who creates silhouettes.silkiestsuperlative form of silky: most silkysilliestsuperlative form of silly: most silly.sillographistSynonym of sillograph (“satirist”).sillsallatA Swedish salad of pickled herring with beetroot, egg, etc.silpatA silicone mat used for baking.silt(uncountable) Mud or fine earth deposited from running or standing water.siltiestsuperlative form of silty: most siltysilverbeet(Australia, New Zealand) The vegetable Beta vulgaris cicla; chard.silvercraft(uncommon) Anything manufactured from silver.silvergiltAlternative form of silver-gilt.silverist(historical) Synonym of silverite.silverpoint(uncountable) A traditional technique for drawing by dragging a silvern rod or wire across a surface, often prepared with gesso or primer.silverspotAny of numerous butterflies with silvery spots on the undersides of the wings.silviculturistsomeone who practices silviculture; a forestersilvopastoralistRelating to silvopasture.similect(linguistics) A variety of a language spoken by people who have a different first language, with features transferred from the first language in parallel by individual speakers rather than by a cohesive group.simitA ring-shaped bread roll covered with sesame seeds.simmerstatAn electrical control device that turns a heating element such as a stove, hotplate or grill on and off in a user-selectable duty cycle: for example, five of every 20 seconds.simonist(Christianity) One who engages in simony, the purchase of church offices.simplestsuperlative form of simple: most simplesimplistA proponent of simplism.simulantSomething that simulates something else such as a gemstone.simulationistAn artist involved in the simulationism art movement.simulcastA program or event that is broadcast across more than one medium or service at the same time.sinarchistAlternative form of Sinarquist.sincerestsuperlative form of sincere: most sinceresinciput(chiefly anatomy) The front part of the head or skull (as contradistinct from occiput).sindonologistOne who studies the Shroud of Turin from a believing perspective.sinecuristThe beneficiary of a sinecure.singlecast(programming, of a delegate) Having a single target; not multicast.singlefootA horse's gait, a cross between a pace and a trot, in which the two legs of one side are raised almost but not quite simultaneously.singletA set of one, an item not part of a larger set, particularly:singlistA person who discriminates on the basis of singlehood; one who holds negative views of single people.singout(music) An informal singing event or concert, especially in barbershop music.singularistA proponent of singularism.singult(obsolete) A sob.singultient(obsolete) Affected with hiccups.sinkant(fishing) A chemical agent applied to a fly to make it sink instead of floating on the water.sinnetAlternative form of sennit.sinologistA student or expert in sinology.siphonet(now rare, zoology) a cornicle (tubular organs on aphids, which secrete honeydew).sippet(obsolete) A small piece of something, especially a piece of toast or fried bean eaten with soup or gravy.siscowetA freshwater fish from Lake Superior in the Great Lakes, a variety of the lake trout.siskiwitArchaic form of siscowet.siskowetAlternative form of siscowet.sissiestsuperlative form of sissy: most sissysist(law, Scotland) To stay (e.g. judicial proceedings); to delay or suspend; to stopsit(intransitive, copulative, of a person) To be in a position in which the upper body is upright and supported by the buttocks.sitaristSomeone who plays a sitar.sitelet(Internet) A small website.sitfastA callous with inflamed edges, on the back of a horse, under the saddle.sitient(formal, rare) Thirsty.sitoutA protest action in which protesters refuse to go to work or school, or in which they show up but do not work.sitspotThe central part of each buttock on which a person rests while sitting.situationistPertaining to situationism.sivelestatAn inhibitor of human neutrophil elastase, used in the treatment of acute respiratory failure.sixtObsolete spelling of sixth.sizeistA person who discriminates against obese people.sizistOne who is prejudiced against people based on their size.skaitObsolete spelling of skate.skankiestsuperlative form of skanky: most skankyskart(UK, dialect) Alternative form of scarf (“cormorant”).skat(uncountable) A trick-taking card game for three players, popular in Germany.skattObsolete form of scat (“rain shower”).skeertPronunciation spelling of scared.skeet(uncountable) A form of trapshooting using clay targets to simulate birds in flight.skelet(obsolete) A skeleton.skeppistA beekeeper who uses a skep.skepticist(American spelling) Alternative form of scepticist.skeptimistOne who is both skeptical and optimistic.sket(MLE, UK, Ireland, derogatory, slang) A sexually promiscuous woman.sketchiestsuperlative form of sketchy: most sketchysketchistA writer of sketches.skiboatAlternative form of ski boat.skiddiestsuperlative form of skiddy: most skiddyskift(dialectal, of rain or snow) Synonym of skiff (“fall lightly or briefly, and lightly cover the ground”).skiliftAlternative form of ski lift.skillet(US, sometimes attributive) A dish or meal cooked in such a pan.skillsetAlternative form of skill set.skimpiestsuperlative form of skimpy: most skimpyskinartRare form of skin art.skinflintOne who is excessively stingy or cautious with money; a tightwad; a miser.skinniestsuperlative form of skinny: most skinnyskinsuitA skin-tight garment.skint(slang, UK, Commonwealth, Ireland) Penniless, poor, impecunious, broke.skintestsuperlative form of skint: most skintskintightConforming tightly to the body, snug against the skin.skippetA small, round box used for keeping documents and seals or for covering seals attached to documentsskirretAn umbelliferous plant (Sium sisarum), cultivated for its sweet edible tuberous roots.skirrettAlternative form of skirret.skirtA separate article of clothing, usually worn by women and girls, that hangs from the waist and covers the lower torso and part of the legs.skitA short comic performance done by amateurs.skootAlternative form of schuit.skortA pair of shorts designed to look like a skirt via the addition of a panel of fabric.skout(Scotland, possibly obsolete) Alternative spelling of shout (“boat”).skrtAlternative form of skrrt.skullet(informal) A more extreme form of the mullet hairstyle, in which the hair at the back is kept long, whilst the hair on the top and the sides is shaven in a buzzcut or skinhead style.skuytAlternative form of schuit.skycraftA vehicle that flies; an aircraft.skylight(architecture) A window, dome, or opening in the roof or ceiling, to admit natural light.skylit(architecture) Receiving all or most light from the skyskyrocket(by extension) A rebuke, a scolding.slabbiestsuperlative form of slabby: most slabbyslackestsuperlative form of slack: most slackslacktivist(derogatory) One who partakes in slacktivism.slactivistAlternative form of slacktivist.slagfest(UK, slang) An event or situation characterised by slagging off, or denigrating.slaggiestsuperlative form of slaggy: most slaggyslangfestAn occasion on which a great amount of slang is used, or, a text which uses a lot of slang.slangiestsuperlative form of slangy: most slangyslangistA person adept at using slang.slangologist(rare) A person who studies slang; an able user of slang.slanguistA person with an above-average familiarity with slang; one who studies, or loves to use, slang.slanketAlternative form of slang (“long narrow piece of land”).slantA slope; an incline, inclination.slapfightAlternative spelling of slap fight.slapshotAlternative spelling of slap shot.slashdot(computing, Internet, dated) To render a website slow or unusable via the unusually large number of page requests that result from a link on a very popular web site.slashout(typography) Synonym of strikethrough.slashtObsolete form of slashed.slatA thin, narrow strip or bar of wood (lath), metal, or plastic.slattA stone slab used as a veneer for coarse masonry.slaught(obsolete) Killing; slaughter.slaughterbot(science fiction) Synonym of killbot (“robot designed for killing”).slaughterfest(informal) An event or fictional work that involves a great deal of slaughter.slaveletSynonym of slaveling.slaveocratAlternative form of slavocrat.slavocratA ruling member of a slavocracy.sleazebucket(slang, derogatory) A term of abuse: someone who is disgusting, vulgar, and sleazy.sleaziestsuperlative form of sleazy: most sleazysleekestsuperlative form of sleek: most sleeksleekiestsuperlative form of sleeky: most sleekysleekit(Scotland) Specious, flattering; cunning.sleepeatAlternative form of sleep-eat.sleepiestsuperlative form of sleepy: most sleepysleepout(Australia, New Zealand) A veranda or other outbuilding used as a sleeping area.sleepshirtSleepwear resembling a long shirt.sleepsuit(now rare) Clothing for sleeping in; pyjamas.sleepwort(rare) Synonym of lettuce (Lactuca sativa)sleet(firearms) The part of a mortar extending from the chamber to the trunnions.sleeveletA detachable fabric cover to protect the forearm or the lower sleeve of a garment.sleightCunning; craft; artful practice.slenderestsuperlative form of slender: most slenderslentObsolete form of slant.sleptsimple past and past participle of sleepslicht(regional, obsolete) Bad, of poor quality (as, goods).slickestsuperlative form of slick: most slickslickspot(soil science) An area where there is little to no vegetation, usually due to high concentration of salts in the soil.slidegroat(obsolete) The game of shuffleboard.slideoutA section of a recreational vehicle that can be extended from the main body of the vehicle when parked to form a separate room.sliestsuperlative form of sly: most slyslightMinor; small in amountslightestsuperlative form of slight: most slight.slimebucket(derogatory, slang) Term of abuse.slimiestsuperlative form of slimy: most slimyslimmestsuperlative form of slim: most slimslingshoot(informal, rare) Propel or launch with or as if with a slingshot.slingshotA sling bikini.slipcoatA rich variety of cheese, resembling butter, but white.slipjoint(metonymic) A knife or other tool with such a joint; usually a pocketknife.slipknotAlternative form of slip knot.slipmatA circular piece of slippery material used by turntable disk jockeys instead of the traditional rubber mat, allowing a record to be manipulated while the platter continues to rotate underneath.slipoutThe collapse and sliding away of part of a road etc.slipperiestsuperlative form of slippery: most slipperyslipperwortAny of various plants of the genus Calceolaria, usually with orange or yellow flowers.slipsheetAlternative form of slip sheet.slipt(poetic, otherwise obsolete) simple past and past participle of slip.slipthrift(obsolete) A spendthrift.slitA narrow cut or opening; a slot.slivercastA video program targetted at a niche market.sloatA narrow piece of timber that holds together large pieces; a slat.slobberfest(informal) An organised meeting at which owners of dogs socialiseslobbiestsuperlative form of slobby: most slobbyslogfest(informal) An activity or event characterized by a long duration and an exhausting, wearisome perception by its participants.sloot(South Africa) A ditch.sloppiestsuperlative form of sloppy: most sloppyslopshootAlternative form of slop shoot.sloshiestsuperlative form of sloshy: most sloshyslotA narrow depression, perforation, or aperture; especially, one for the reception of a piece fitting or sliding into it.slowestsuperlative form of slow: most slowsludgiestsuperlative form of sludgy: most sludgyslugfest(baseball, slang) A baseball game in which many runs are scored, especially by home runs.sluit(South Africa) Alternative spelling of sloot.slummiestsuperlative form of slummy: most slummyslungshot(nautical) A maritime tool consisting of a weight (the "shot") affixed to the end of a long cord, used to cast line from one location to another and sometimes as an improvised weapon.slunt(slang, vulgar, derogatory, rare) A very slutty person.slushiestsuperlative form of slushy: most slushyslut(figurative, vulgar, often derogatory) Someone who seeks attention through inappropriate means or to an excessive degree.sluttObsolete spelling of slut.sluttiestsuperlative form of slutty: most sluttyslyboot(rare) Alternative form of slyboots.slyestsuperlative form of sly: most slysmaaartElongated form of smart.smallcoatA tightly-fitted waist-length jacket.smallcraft(nautical) A small vessel.smallestsuperlative form of small: most smallsmallfatAlternative form of small fat.smallsatA miniature artificial satellite.smaltA deep blue pigment made from powdered glass mixed with cobalt oxide.smarmiestsuperlative form of smarmy: most smarmysmart(intransitive) To hurt or sting.smartdustA hypothetical network of millimeter-sized remote sensors.smartestsuperlative form of smart: most smartsmartlet(military) A guided bomblet.smatchet(Scotland) A small, nasty or insignificant person.smeariestsuperlative form of smeary: most smearysmearwortAristolochia rotunda, a herbaceous perennial plant native to Southern Europe.smelliestsuperlative form of smelly: most smellysmeltsimple past and past participle of smellsmicket(obsolete, UK, dialect) A woman's undergarment; a smock.smidgetSynonym of smidgen.smiftA slow match for firing a charge of powder, as in blasting; a fuse.smightObsolete form of smite.smiletA little smile.smiliestsuperlative form of smiley: most smileysmilt(obsolete) To melt.smirkfest(informal) A work or event featuring a great deal of smirking or smugness.smit(transitive, UK, obsolete, dialect) To infect.smithcraftThe art or occupation of a smith, especially a metalsmith.smitt(UK) Fine clay or ochre made up into balls, used for marking sheep.smoggiestsuperlative form of smoggy: most smoggysmokeoutAn activist event at which people gather to smoke recreational drugs and promote their use.smokepot(apiculture) A bee smoker.smoketightimpervious to smokesmokiestsuperlative form of smoky: most smokysmokistA person who argues the case for smoking and promotes the rights of smokers.smoltA young salmon two or three years old, when it has acquired its silvery color.smoochfest(slang) An encounter featuring a lot of kissing.smoochiestsuperlative form of smoochy: most smoochysmoot(humorous, chiefly Greater Boston) A unit of length defined as exactly sixty-seven inches (approximately 1.70 meters).smoothestsuperlative form of smooth: most smoothsmoothsort(computing theory) A sorting algorithm based on heapsort but using the Leonardo numbers, tending to perform better than heapsort in cases where the items to be sorted are already partially sorted.smotObsolete form of smote.smout(dated, slang) A printer who does short-term work in various offices.smudgiestsuperlative form of smudgy /smudgey: most smudgy /smudgeysmuggestsuperlative form of smug: most smugsmut(uncountable) Soot.smutfest(informal) Something excessively smutty; something vulgarly sexual or pornographic.smuttiestsuperlative form of smutty: most smuttysmvt(Internet slang) Filter-avoidance spelling of smut.snacket(UK, archaic) Alternative form of snecket.snakebit(informal) Bitten by a snake.snakemeatThe meat of a snake.snakepitAlternative form of snake pit.snakeplantSynonym of Christmasvine (Ipomoea corymbosa)snakerootAny of various plants of other genera, including:snakeshotSynonym of shotshell.snakiestsuperlative form of snaky: most snakysnapchat(Internet) Alternative letter-case form of Snapchat.snapshotA photograph, especially one taken quickly or in a sudden moment of opportunity.snapshotist(obsolete) A photographer who takes snapshots.snapsuitA baby's bodysuit with a snap fastener at the crotch.snart(slang) The phenomenon where one sneezes and breaks wind at the same time.snastAlternative form of snaste.snatchiest(rare) superlative form of snatchy: most snatchysneakernet(countable) The group of computers involved in this practice.sneakerprintThe impression left by a sneaker.snecket(UK, dialect) a door latchsneezewortA hardy flowering plant of species Achillea ptarmica, poisonous to cattle, sheep and horses, but with various herbal applications in humans.sneeziestsuperlative form of sneezy: most sneezysnert(Internet slang, dated) A participant in online discussions who is generally obnoxious and insulting.snet(UK, obsolete, dialect) The fat of a deer.snicket(Northern England) A narrow passage or alley.sniffiestsuperlative form of sniffy: most sniffysnift(UK dialectal, Lancashire, obsolete) A moment; a while.snigletAn often humorous word coined to describe something for which no previous word existed.snippetA small part of something, such as a song or fabric; sample.snirt(Scotland) To give a suppressed laugh or sharp intake of breath.snitA U.S. unit of volume for liquor equal to 2 jiggers, 3 U.S. fluid ounces, or 88.7 milliliters.snobscat(obsolete) A cobbler; a person who repairs shoes.snogfest(informal) A period of intense snogging (kissing)snoopiestsuperlative form of snoopy: most snoopysnoot(informal) An elitist or snobbish person.snootiestsuperlative form of snooty: most snootysnoozefest(informal, somewhat derogatory) An extremely boring or uninteresting event.snorefestAlternative form of snore-fest.snortThe sound made by exhaling or inhaling roughly through the nose.snot(informal, uncountable, sometimes slightly vulgar) Mucus, especially mucus from the nose.snoutThe long, projecting nose, mouth, and jaw of a beast, as of pigs.snowbeltAn area that is characterized by heavy annual snowfall.snowbootA water-resistant type of footwear with extra insulation or lining.snowcaptObsolete form of snow-capped.snowcatA truck-like enclosed vehicle on tracks, designed to move on snow.snowcraft(uncountable) The art or skill of travelling or climbing on snowy terrain.snowdriftA bank of snow accumulated by the wind.snowfightA fight involving snow; a snowball fight.snowfortAlternative form of snow fort.snowiestsuperlative form of snowy: most snowysnowlightThe light reflected by snow.snowlitLit by snowlight.snowmeltRunoff from melting snow.snowmobilistSomeone who drives a snowmobilesnowologist(usually humorous) A person who studies the snow, or is an expert on snow-related matters.snowoutA cancellation due to interfering snow.snowpitA pit dug in deep snow, often for purposes of protection or climate samplingsnowprintA print (as of an animal) left in snow.snowrabbitA rabbit that inhabits regions frequently covered with snow.snowrut(snowboarding) A long line that forms an indentation in the snow.snowscootA kick scooter-like device for travelling over snow on an alpine ski run, with handlebars and a frame that connects two skis that are similar to a snowboard split in two, allowing the front portion to turn while the rider stands on the rear portion.snowsportAny sport requiring snow, such as skiing or snowboarding.snowspoutA type of winter waterspout that forms beneath a snow squall.snowsuitAn all-in-one waterproof insulating garment.snowsweptSwept by snow; snowy.snowtoptObsolete form of snowtopped.snowtroutAny of various Himalayan fishes in the genus Schizothorax resembling trout.snuffiestsuperlative form of snuffy: most snuffysnuggestsuperlative form of snug: most snugsnugglefest(informal) An encounter featuring a lot of snuggling.soaktObsolete form of soaked.soapiestsuperlative form of soapy: most soapysoapnutThe drupe of Sapindus plants, containing saponins, which are a natural surfactant.soaprootAny of several plants whose roots were formerly used as a substitute for soap.soapwortAny perennial herb of the genus Saponaria.sobatAlternative form of sohbat.sobeit(archaic) As long as; given that.soberestsuperlative form of sober: most sobersobfest(informal) Something sad or moving, especially a film.sobriquetA familiar name for a person or thing; a nickname (sometimes assumed by the person, but often given by others) that is descriptive.soccerist(rare, proscribed) soccer playersocialistOf, relating to, supporting, or advocating socialism.sociatristOne who studies sociatry.societistA proponent of societism.socioanthropologistOne who studies socioanthropology.sociobiologistA biologist whose speciality is sociobiologysocioconstructivistRelating to socioconstructivismsociocratA supporter of sociocracy.sociodevelopment(sociology) social developmentsocioeconomistAn expert in socioeconomics.socioenvironmentsocial environmentsociolect(sociolinguistics) The variant of language used by a social group such as a socioeconomic class, an ethnic group, an age group, etc.sociolinguistA person who studies sociolinguistics.sociologistA scientist studying the field of sociology; a social scientist.sociometristOne who carries out sociometry.sociophysicist(sociology, physics) A sociologist or physicist whose speciality is sociophysics.sociopragmatistOne who studies sociopragmatics.sociopsychologistOne who studies social psychology.sociorealistOf or pertaining to sociorealism.sociotherapistOne who practises sociotherapy.socketAny of various concave objects (or portions of larger objects) that envelop a counterpart object.socklet(chiefly in the plural) A very short socksockprintThe impression left by a sock.sockpuppetAlternative form of sock puppet.socnetsocial networksocrealistClipped compound of socialist realist.sodalistA member of a sodality.sodomistA person who practices sodomy.soffit(architecture) The visible underside of an arch, balcony, beam, cornice, staircase, vault or any other architectural element.softEasily giving way under pressure.softbot(computing) A computer program that acts on behalf of a user or another program.softestsuperlative form of soft: most softsoftpointAlternative form of soft point.softrotAlternative form of soft rot.soggiestsuperlative form of soggy: most soggysohbatA traditional food of southern Pakistan, made of meat pieces (typically chicken or mutton) slow-cooked in a broth infused with vegetables and spices, then deep-fried until crisp and served on flatbread.sojournment(dated) temporary residence, such as of a temp or travellersolacementsolace; consolation.solarist(derogatory) One who tends to overstate the role of the sun in explaining the roots of mythology.soldoutAlternative form of sold-out.solecist(obsolete, rare) One who commits a solecism.solemnestsuperlative form of solemn: most solemnsoleret(historical) A metal shoe made from plates of armor.solert(obsolete) skillful; clever; craftysolicit(transitive) To persistently endeavor to obtain an object, or bring about an event.solicitantOne who solicits.solidaristExhibiting, or pertaining to, solidarism.solidestsuperlative form of solid: most solidsolidist(medicine, obsolete) An advocate of, or believer in, solidism.soliloquistA person who soliloquizessolipsistOf, or pertaining to, solipsism.solivagantWandering alone.solleret(historical) A flexible armor shoe (usually steel) made of multiple hinged plates, worn with mediaeval armour.sollicitObsolete spelling of solicit.sologamistOne who practices sologamysoloistA person who performs a solo.solutionistA solver of problems or puzzles.solventA fluid that dissolves a solid, liquid, or gaseous solute, resulting in a solution.somatistOne who admits the existence of material beings only; a materialist.somatoblastA group of cells that develops into the ectoderm, nervous system and nephridia of an annelidsomatochartA diagrammatic representation of a somatotypesomatocyst(zoology) A cavity in the primary nectocalyx of certain Siphonophorae.somatologistOne who studies somatology.somatotherapistA therapist who carries out somatotherapy.somersaultTo perform a somersault.somersetArchaic form of somersault.somewhatTo a limited extent or degree; not completely.sommersetObsolete form of somersault.somnambulantWalking as if, or while, asleep; sleepwalking.somnambulistA person who walks about in their sleep; a sleepwalker.somnifacientInducing or causing sleep.somniloquentSynonym of somniloquous (“talking while asleep”).somniloquistA person who talks in their sleep.somnipathist(archaic, rare) A person in a state of somnipathy.somnivolentHaving a desire to sleep.somnolentDrowsy or sleepy.somnolescentDrowsy, tending to sleep.somnologistOne who specializes in somnology, the study or treatment of sleep disorders.sonantOf or pertaining to sound; sounding.songburstA short piece of birdsongsongcraft(music) The practice or skill of crafting or composing songs.songfestAn event, often informal, where people sing together for the pleasure of it.songflightA territorial display of a bird that involves singing while flying in a characteristic mannersongketA type of cloth made of silk or cotton interwoven with metallic threads which form intricate patterns and motifs.songsheetA document containing the lyrics of a song, to be consulted by the singer.songtextThe written words to a song; lyrics.sonnet(intransitive) To compose sonnets.sonnetistA writer of sonnets.sonocatalyst(chemistry) A catalyst that is aided by ultrasoundsonochemiluminescentRelating to sonochemiluminescence.sonochemistOne who studies sonochemistry.sonographistsonograph + -istsonologistOne who studies sonology.sonolucenttransparent to ultrasoundsonoluminescentExhibiting or relating to sonoluminescence.sonorant(phonetics) A speech sound that is produced without turbulent airflow in the vocal tract; the generic term of vowel, approximant, nasal consonant, etc.sonorescentHaving the property of emitting sound under intermittent radiant heat or light.soonestsuperlative form of soon: most soonsootFine black or dull brown particles of amorphous carbon and tar, produced by the incomplete combustion of coal, oil etc.soothfast(archaic) Actual; real.sootiestsuperlative form of sooty: most sootysophist(figurative) A teacher who uses plausible but fallacious reasoning.sophisticant(archaic) A substance used to adulterate another substance.sophont(chiefly science fiction) An intelligent being; a being with a base reasoning capacity roughly equivalent to or greater than that of a human being. The word does not apply to machines unless they have true artificial intelligence, rather than mere processing capacity.sophrologistsomeone who practices sophrologysopient(medicine, obsolete) soporificsoppiestsuperlative form of soppy: most soppysopranista male soprano singersopranoistSomeone who plays the soprano saxophone.sorbefacient(dated, medicine) Producing absorption.sorbent(sciences) A substance that can enable sorption.sorbetFrozen fruit juice, sometimes mixed with egg whites, eaten as dessert or between courses of a meal.sorriestsuperlative form of sorry: most sorrysortA general type.sortmentThe process of sorting something.soshulist(humorous, nonstandard) Informal spelling of socialist.soteriologistOne who studies soteriology.soubresaut(ballet) A sudden jump from both feet, travelling forward in first, third, or fifth position and landing on both feet in the same position as they started.soubriquetAlternative spelling of sobriquet.soucouyant(Caribbean, folklore) A night witch who sucks people's blood, sheds her skin, and can transform into a fireball and fly.soucriantAlternative form of soucouyant.soughtsimple past and past participle of seeksoulcraftAn activity that is nourishing to the soul, or fulfilling.soulscot(ecclesiastical law, historical) A funeral payment, formerly made at the grave, usually to the parish priest in whose church service for the departed had been said; a mortuary.soundestsuperlative form of sound: most soundsoundfont(music) A set of digital or digitized instruments in SoundFont format.soundfrontOf property or real estate: adjacent to (the shore of) a sound.soundpostAlternative spelling of sound post.soundscapist(music) A person who creates soundscapes.soundsetA collection of electronically stored sounds, used in synthesizers, music software, etc.sourcroutObsolete form of sauerkraut.sourestsuperlative form of sour: most soursourkrautAlternative form of sauerkraut.sourkroutArchaic form of sauerkraut.sousaphonistSomeone who plays the sousaphonesousemeatA foodstuff made by boiling souse (pickled feet, ears, etc of a pig) into a glutinous mass, seasoning it heavily, and shaping it into loaves.soutObsolete form of soot.southeastThe intercardinal compass point halfway between east and south; specifically at a bearing of 135°.southeastermostAlternative spelling of southeasternmost.southeasternmostFarthest southeast.southeastmostAlternative spelling of southeasternmost.southermostSynonym of southernmost.southernist(US) An advocate of southernismsouthernmostFarthest south.southernwort(obsolete) Synonym of southernwood.southmostFurthest to the south; most southern.southwestThe intercardinal compass point halfway between south and west; specifically at a bearing of 225°.southwestermostAlternative spelling of southwesternmost.southwesternmostFarthest southwest.southwestmostAlternative spelling of southwesternmost.souverainist(politics) A supporter of souverainism.sovereignistAlternative form of sovereigntist.sovereigntistA supporter of sovereignism (in any sense thereof).sovietPertaining to or resembling a soviet (council).soycialist(Internet slang, derogatory) A socialist, especially one perceived as unmasculine.soygurtSynonym of soy yogurt.soylentAn undesirable, lackluster, and artificial foodstuff, as a substitute for real meat.soymeatA vegetarian meat substitute made of soy.soynutAlternative spelling of soy nut.sozialist(non-native speakers' English) Misspelling of socialist.spaceboat(science fiction) A small spaceship.spacebootA boot intended to be worn in space.spacecraft(astronautics) A vehicle that travels through space.spacecut(computer graphics, demoscene) An animated visual effect in which one polyhedron intersects another, forming an empty space where their volumes overlap.spaceflightAlternative spelling of space flight.spacelightA weather-resistant light used to illuminate outdoor areasspaceportA site for launching spacecraft.spacesuitAlternative spelling of space suit.spaciestsuperlative form of spacy: most spacyspadefootAny member of several groups of burrowing toads, with a spadelike appendage on the hind legs.spaecraftAlternative form of spae-craft.spagiristAlternative form of spagyrist.spagyrist(alchemy) An alchemist, especially one who tried to discover remedies for diseases.spambotA bot that sends mass junk email.spamvertisement(Internet) A piece of spamvertising.spamvertizementAlternative spelling of spamvertisement.spangletA small spanglespankermast(nautical) The aftmost mast on a schooner.sparapet(historical) the hereditary title of the military commander-in-chief in ancient Armeniasparassodont(zoology) Any of the Sparassodonta, an extinct order of carnivorous metatherian mammals native to South America.sparestsuperlative form of spare: most sparesparklet(archaic) A small spark.sparrowfartAlternative form of sparrow-fart.sparrowwortAn evergreen shrub, Erica passerina.sparsestsuperlative form of sparse: most sparsesparsistent(mathematics) Exhibiting sparsistency.spasmodista writer of spasmodic poetry.spatsimple past and past participle of spitspationautAn astronaut, regardless of nationality.spawnpointAlternative form of spawn point.spayart(obsolete) The hart in its third year; a young deerspeakoutA public forum or meeting at which members of a community speak out about an issue facing the community, e.g. rape.spearcastThe throwing of a spear.spearmintA herb of the mint family (Mentha spicata), commonly used in herb tea, candy and to treat mild stomach ache.spearpointThe point or tip of a spear.spearshaftThe shaft of a spearspearwortAny of various perennial herbaceous plants in the Ranunculus (buttercup) genus.speat(UK, regional) One of the rods on which fish are placed to drain before being smoked.specialest(colloquial, childish) superlative form of special: most specialspecialist(British) Specialised, involving detailed knowledge of a restricted topic.specieistAlternative form of speciesist.speciesistA proponent of speciesism.speciestMisspelling of speciesist.specistAlternative form of speciesist.speclstAbbreviation of specialist.spect(colloquial) Aphetic form of expect.spectant(rare outside heraldry) Looking forward.spectralistA composer of spectralist musicspectrometrist(chemistry, physics) An expert in spectrometry, or in the use of spectrometersspectroscopistA scientist specialising in spectroscopy.speculantA speculator; one who makes speculative (high-risk) investments.speculatistSomeone who makes speculative theories or deals in abstract ideas; a theorist.speculist(dated) One who observes or considers; an observer.speechcraftThe art, skill or science of speech or language.speechfrightAlternative form of speech fright.speechwrightA composer or crafter of speeches.speedboatA fast boat, usually small (for 1-8 people).speediestsuperlative form of speedy: most speedyspeedlight(photography) A flashgun that is not fixed to a camera.speedpaint(Internet) An accelerated screen recording showing the creation of art, particularly digital drawings.speedshift(telecommunications) A renegotiation of the data rate over a telecommunications link.speeritEye dialect spelling of spirit.speight(obsolete, dialect) A woodpecker.speiskobalt(obsolete, mineralogy) Synonym of smaltite.spelaeologistAlternative form of speleologist.speleobiologist(biology) A biologist whose speciality is speleobiologyspeleologistA person who studies or explores caves or studies the science of speleology.spellcast(ambitransitive) To cast (a magical spell).spellcraftMagical practices involving the casting of spells.spellout(linguistics) A stage in producing an utterance that comes between syntax and the interface with the phonological form, according to Chomsky's minimalist program.spelt(dialect, Northern England, Scotland) A thin piece of wood or metal; a splinter.spendocrat(informal, derogatory, sometimes used attributively) A politician or bureaucrat supporting excessive spending.spendthriftImprovident, profligate, or wasteful.spentConsumed, used up, exhausted, depleted.speract(molecuar biology) A decapeptide from the outer jelly of the Strongylocentrotus purpuratus sea urchin egg that binds with sperm.spermaductSynonym of vas deferens.spermatistSynonym of spermist.spermatoblast(dated) A spermatocyte.spermatocritAn indicator of spermatozoa density based on the proportion of solid packed material in semen after centrifugation.spermatocystSynonym of spermatocele.spermatologistOne who studies spermatology.spermiductSynonym of vas deferens.spermist(historical) One who believed that the complete human being was contained in the sperm rather than the ovum.spermoblast(archaic, biology) a spermatocytespermoductSynonym of vas deferenssperomagnetAny speromagnetic materialspetTo spit; to throw out.sphaerocyst(mycology) A rounded cell, found in clusters within the trama of some mushrooms.sphaeroplastAlternative form of spheroplast.sphagnologistOne who studies sphagnology.sphenacodontAny extinct synapsid of the clade Sphenacodontiasphenodont(zoology) Any member of the order SphenodontidasphericistOne who believes that the Earth is a sphere.spheroblast(botany) A wood-ball on the beech and other trees, from a dormant eye, disconnected from its vascular bundles.spherocystAlternative form of sphaerocyst.spheroplast(cytology) A cell from which the cell wall has been removedspicenutA small, crisp cake containing strong spices.spiciestsuperlative form of spicy: most spicyspicket(dialectal) Alternative spelling of spigot.spiclet(derogatory, ethnic slur) A Hispanic child.spideret(rare) A baby spider.spiderwortA perennial plant of the Tradescantia genus, found in clumps in woodland and meadow.spiffiestsuperlative form of spiffy: most spiffyspightAlternative form of speight.spignetAn aromatic plant of America; the spikenard (genus Aralia).spigotA pin or peg used to stop the vent in a cask.spikelet(botany) A small, or secondary spike, especially one of many in the inflorescence of a grass or sedge.spilletA long fishing line with multiple hooks; a trawl or boulter.spiltThat has been spilled.spincastTo fish with a reel of this kind.spindrift(nautical) Sea spray (clouds of water droplets) blown from the tops of waves by the wind and whipped along the surface of the sea.spineletA small spine (needlelike structure)spineplotAlternative form of spine plot.spinescentHaving a spine or spines.spinet(music) A short, compact harpsichord or piano.spiniestsuperlative form of spiny: most spinyspinnbarkeitThe stringy or stretchy property found to varying degrees in mucus, saliva, albumen and similar viscoelastic fluids.spinnerbait(fishing) A kind of fishing lure with spinning blades that create varying degrees of flash and vibration mimicking the movement of a fish.spinneretThe organ a spider uses to spin its web.spinnetAlternative spelling of spinet.spinout(business) The formation of a subsidiary company that continues the operations of part of the parent company; the company so formed.spinternetThe Internet (and digital technologies) as used to influence public opinion while giving an impression of grassroots mobilisation.spintext(archaic) A long-winded preacher.spinulescent(botany, zoology) Having small spines; somewhat thorny.spiralistAn employee who moves and lives in different places in line with their successive promotions.spirant(linguistics, dated) A non-sibilant fricative.spiraprilat(pharmacology) The active metabolite of spirapril.spirelet(architecture) A small or slender spire.spiritThe soul of a person or other creature.spiritistSpiritualist.spiritualistOne who professes a regard for spiritual things only; one whose employment is of a spiritual character; an ecclesiastic.spirketA space forward and aft between floor-timbers.spirocystAny protozoan of the genus SpirocystisspirtArchaic spelling of spurt.spitA thin metal or wooden rod on which meat is skewered for cooking, often over a fire.spitkit(nautical, slang) A small submarine chaser.spitroastAlternative form of spit roast.splanchnologistOne who studies splanchnology.splashiestsuperlative form of splashy: most splashysplashoutThe splashing of liquid out of a container or reservoir.splatThe narrow wooden centre piece of a chair back.splatfestSynonym of splatterfest.splatterfest(informal) A film, video game, etc. containing violent and gory scenes.splayfoot(uncountable) A deformity in which the feet are abnormally flat and turned outwards.spleenwortAny of a number of types of ferns in the genus Asplenium.splendentShining; glossy; lustrous.splendidestsuperlative form of splendid: most splendidsplentObsolete form of splint (“excrescence of bone”).splintA narrow strip of wood split or peeled from a larger piece.splinternetA fragmented internet, or one of its separate parts.split(transitive, ergative, of something solid) To divide fully or partly along a more or less straight line.splitistAlternative form of splittist.splittist(derogatory, Marxism, China) Favoring a split or separation from the Party or the nation.splocketAlternative spelling of sprocket.sploit(informal, computing) exploit (program or technique that exploits a vulnerability in other software)splootOnomatopoeia for a plop or splash.splotA spot; splotch.splotchiestsuperlative form of splotchy: most splotchysplurt(informal, transitive) To spit out violently, as with disgust or surprise.spoilsportSomeone who puts an end to others' fun, especially harmless fun.spoilt(UK) Having lost its original valuespokescat(neologism) A feline mascot.spoligoforestA graphical representation of the spoligotypes of bacteriaspondist(archaic, Egyptology) An Ancient Egyptian priest responsible for pouring libations of water.spondylotherapistOne who carries out spondylotherapy.spongiestsuperlative form of spongy: most spongyspongioblast(cytology) A neuroepithelial cell that develops into neuroglial and ependymal cells.spongiologistOne who studies spongiology.spongiotrophoblastspongy trophoblastspongobiont(biology) Any spongobiotic animalspongoblast(zoology) In sponges, one of the cells that secrete spongin.spongologistOne who studies spongology.spontaneist(politics) A proponent of spontaneism.spookfest(slang) A frightening event.spookiestsuperlative form of spooky: most spookyspookist(informal) A spiritualist or medium.spookologist(informal) One who studies ghosts.spoonbait(fishing) A spoon (type of fishing lure).spoondrift(nautical, archaic) Alternative form of spindrift.spooniestsuperlative form of spoony: most spoonyspoonistA musician who plays the spoons.spoonmeat(obsolete) Food to be eaten from a spoon, such as a soup or pap.spoonwort(botany) scurvy-grass (Cochlearia)sporecoat(biology) A group of protein layers beneath the perispore of some sporessporeprint(rare) Alternative spelling of spore print.sporoblastA sporozoan cell, found in the oocyst of the malarial parasite in the mosquito, that produces spores and sporozoites.sporocyst(biology) A cyst that develops from a sporoblast and from which sporozoites develop.sporologistOne who studies spores.sporont(biology) In the sexual reproduction of certain sporozoans: an encysted spore, developed from a zygote, which undergoes sporogony to form sporozoites.sporophorocystA vesicle, in microsporidians, that contain sporoblasts and spores.sport(countable) A person who exhibits either good or bad sportsmanship.sportcoatAlternative form of sport coat.sportiestsuperlative form of sporty: most sportysportjacketAlternative form of sports jacket.sportsboatA boat designed for competitive racingsportscastThe part of a news program reporting on sports and athletics.sportscoatAlternative form of sport coat.sportsfest(informal) An event or situation involving a great deal of sporting activity.sportsjacketAlternative form of sports jacket.sportweightA weight of yarn, somewhat lighter than worsted.spotA round or irregular patch on the surface of a thing having a different color, texture etc. and generally round in shape.spotlightA bright, directional light or lamp, especially one used to illuminate the focus or center of attention on a stage.spotlitsimple past and past participle of spotlightspottiestsuperlative form of spotty: most spottyspoutA tube or lip through which liquid or steam is poured or discharged.spraintA piece of otter dung.sprant(nonstandard or humorous) simple past of sprintspratAny of various small, herring-like, marine fish in the genus Sprattus, in the family Clupeidae.spraydriftThe unintentional diffusion of sprayed pesticide onto neighbouring land.spraypaintAlternative form of spray paint.sprayskirtSynonym of spraydeck.spreadmart(sometimes derogatory) A system of spreadsheets, databases, etc. developed for data analysis, often becoming unmaintainable through size or complexity.spreadsheet(computing) A computer application for organization, analysis, and storage of data in tabular form.sprent(intransitive, dialectal, Northern England, Scotland) To leap; bound; move quickly; dartspriestsuperlative form of spry: most spryspright(obsolete) Spirit; mind; soul; state of mind; mood.sprigletA little sprig.springhalt(obsolete) Alternative form of stringhalt.springiestsuperlative form of springy: most springyspringletA small, minor spring (water source).springwortThe plant St. John's wort.sprintA short race at top speed.sprit(nautical) A spar between mast and upper outer corner of a spritsail on sailing boats.spritesheet(computer graphics) A single image used to store multiple sprites.sprocket(mechanical engineering) A toothed wheel that enmeshes with a chain or other perforated band.sproglet(informal) A small child.spront(Northwestern US) A dried apricot.sproutA new growth of or on a plant, whether from seed or other parts.spruit(South Africa) A small headstream; a stream flowing through a village, dry in summer.spruntA steep road, hill, or incline.spudnut(US, cooking) A kind of donut made with potato.spumescent(rare) Resembling froth or foam; foaming.spunkiestsuperlative form of spunky: most spunkyspunktrumpet(slang, vulgar, UK, Ireland, humorous) An obnoxious or contemptible person.spunmeltPertaining to a bonded web of extruded polymer filaments; spunbonded or meltblown.spurgewortAny euphorbiaceous plant.spurketAlternative form of spirket.spurt(transitive) To cause to gush out suddenly or violently in a stream or jet.spurwortSherardia arvensis, a flowering plant in the Rubiaceae family.sputAn annular reinforcement in a steam boiler, to strengthen a place where a hole is made.spyboatA boat sent to make discoveries and bring intelligence.spybot(computing) A piece of spyware.spycraftThe skills and techniques employed by spies.spysatA spy satellite.sqftAbbreviation of square feet.sqrtAbbreviation of square root.squalidestsuperlative form of squalid: most squalidsqualodont(zoology) Any of the extinct genus Squalodon of whales.squanderlust(informal) A strong desire to waste one's financial resources.squarestsuperlative form of square: most squaresquashiestsuperlative form of squashy: most squashysquatRelatively short or low, and thick or broad.squatmentSquatter settlement.squatt(fishing) The larva of the common housefly; used as baitsquattestsuperlative form of squat: most squatsquattiestsuperlative form of squatty: most squattysquawmintAlternative form of squaw mint.squawrootEither of two not closely related plants from eastern North America:squbit(quantum computing) A semiconducting qubit (as proposed for use in quantum computers)squeakiestsuperlative form of squeaky: most squeakysqueezeout(business) A situation in which individuals are forced out of a position by others, e.g. minority shareholders being forced to sell their shares.squiffiestsuperlative form of squiffy: most squiffysquinancywortAsperula cynanchica, a perennial plant with small pink or white flowers, formerly used as a medicinal herb against quinsy.squint(intransitive) To look with the eyes partly closed, as in bright sunlight, or as a threatening expression.squireletA little or petty squire.squirtAn instrument from which a liquid is forcefully ejected in a small, quick stream.squishiestsuperlative form of squishy: most squishysquit(derogatory, informal, countable) A person of low status.squitterwit(obsolete, rare) A person who writes worthless prose.srat(university slang) A sorority.sstAlternative form of st (“hush; silence”).stExpressing a sudden desire for silence.stabilistA proponent of stabilism.stablishmentObsolete form of establishment.stabvestA vest designed to protect against stabbing.stabwortAster atticus, the European Michaelmas daisy.stacket(obsolete, Scotland, military) A stockade.stadialistA proponent of stadialism.stagecraft(uncountable) The skills of the theater.stagefrightAlternative spelling of stage fright.staggartA four-year-old male deer, identified by having three-pronged antlers.staggermentThe state of feeling staggered or overwhelmed.staggerwortJacobaea vulgaris (syn. Senecio jacobaea), a kind of ragwort.staghuntA hunt for stags.stagiestsuperlative form of stagy: most stagystagist(communism) Of or pertaining to stagism.stagnantLacking flow or motion, and thus usually not fresh or healthy; decaying through stillness.stagnationist(economics) Characterized by stagnation.stairflightA flight of stairs.stairfootThe foot, or bottom, of a flight of stairs.stairliftA motorized platform installed in a stairway, which traverses the stairs when activated and can be ridden by those for whom the stairs are a barrier.stakenetA form of fishing net hung on stakes.stakeoutThe act of watching a location or people, generally covertly.stalestsuperlative form of stale: most stalestalkiestsuperlative form of stalky: most stalkystalkletA little stalk.stalwartFirmly or solidly built.stamfort(historical) haberjectstammerwortAlternative form of staggerwort.stamppotA traditional Dutch dish of potatoes mashed with one or more other vegetables, sometimes also with bacon.stanchestsuperlative form of stanch: most stanchstandartNonstandard spelling of standard.standerwortSynonym of standergrass.standfastOne who stands firm, resisting assault or pressure.standfirst(UK, journalism) Explanatory text under the main heading of a news article, smaller than the heading but still larger than the main text.standoutExceptional; noteworthy.standpatResisting change; favouring the status quo.standpointA point of view; a perspective.stantwt(Internet slang) Synonym of Stan Twitter.staphylinidologistAn entomologist who studies staphylinid beetles.starburstA violent explosion, or the pattern (likened to the shape of a star) supposed to be made by such an explosion.starcast(India) A cast of celebrity actors in a film or play.starchartAlternative form of star chartstarchiestsuperlative form of starchy: most starchystarchitect(informal) A celebrity architect.starchrootAlternative form of starch-root.starchwortThe plant cuckoopint, the tubers of which were once used to make starchstarcraftThe art of interpreting or reading the stars, astrology.stardrift(astronomy) The apparent shared motion of stars in the same cluster.stardustA distant cluster of stars resembling a cloud of dust, especially if the individual stars of which cannot be resolved with a telescope.starfleet(science fiction) A fleet of starships; a space navy.starfrontletAny of several species of South American hummingbirds in the genus Coeligena.starfruitAlternative form of star fruit.starkestsuperlative form of stark: most starkstarletA young actress with a promising career ahead of her.starlightLight emitted from stars.starlitIlluminated by starlight.starost(historical) A Polish nobleman who possessed a starosty.starplotAlternative form of star plot.starport(science fiction) A port for interstellar craft.starriestsuperlative form of starry: most starrystarset(astronomy) The time of day or night when a given star disappears below the horizon.starspot(astronomy) The equivalent of a sunspot on another star.startThe beginning of an activity.startest(archaic) second-person singular simple present indicative of startstarthroatAny hummingbird of the genus Heliomaster, with throat feathers having a glittering lustre.startlementAn instance of being startled; surprise.startpointThe point (in time or space) from which something startsstarvioletAny plant of species of genus Hedyotis.starwortAny of several not closely related plants that have a star-shaped flowers or leaves, but especially members of the genus Stellaria.stat(medicine, informal) Immediately; now.statant(heraldry, of an animal) Standing on all four feet or paws.statechartA diagram of the state(s) of a system.statecraftSynonym of statesmanship (“the ability to guide a state well”).statelet(sometimes derogatory) A very small nation-state, or a region that acts like a nation-statestateliestsuperlative form of stately: most statelystatementA declaration or remark.statescraftAlternative form of statecraft.statistA supporter of statism.statoblast(zoology) A kind of bud, or pod of cells, produced in the interior of certain Bryozoa. As they develop they grow a hard shell and are usually destined to perpetuate the species, bursting open and developing.statocyst(zoology) An organ of balance found in some aquatic invertebrates, consisting of a sac-like structure containing a statolith and numerous innervated setae. Ancestral to vertebrate otolith (their organ of hearing and balance).statuaristA maker of statuary.statvoltA unit of voltage and electrical potential in the CGS system, equivalent to 299.792458 volts.staunchestsuperlative form of staunch: most staunchstaverwortAlternative form of staggerwort.stayboltA rod with threaded ends, used as a stay in a boiler, firebox etc.stayoutA form of boycott in which people refuse to attend their usual workplace or school.stdout(computing) Standard output: a stream mapped to the primary output device, typically a screen.steadfastFixed or unchanging; steady.steadiestsuperlative form of steady: most steadysteakletSynonym of steakette (“patty formed from ground steak”).stealingest(colloquial, humorous) Most inclined to steal; most thievish.stealthiestsuperlative form of stealthy: most stealthysteamboatA boat or vessel propelled by steam power.steamchestAlternative form of steam chest.steamiestsuperlative form of steamy: most steamystedfastArchaic spelling of steadfast.steeliestsuperlative form of steely: most steelysteelpannistAlternative spelling of steel pannist.steepestsuperlative form of steep: most steep Being steep to the greatest degree.stefnistAlternative form of stfnist.steganalystA person skilled at locating hidden messages using steganography.stegodontA stegodon, an extinct relative of the modern elephants; a member of the taxonomic genus †Stegodon.stemletA little stem (any sense).stemmatologistOne who studies stemmatology.stemplot(statistics) A means of displaying data used especially in exploratory data analysis.stempost(nautical) A vertical post, at the front of the keel, that forms the main part of the bowstenobiont(ecology) An organism that is able to tolerate only a limited range of environments.stenographistA stenographer.stenotypistThe operator of a stenotype machinestenovalent(ecology, of an organism) Restricted to few types of environmentstentA slender tube inserted into a blood vessel, a ureter or the oesophagus in order to provide support and to prevent disease-induced closure.stentgraft(surgery) A graft of a stent, typically to repair an aneurysmstepaunt(rare) The sister of one's stepparentstepchartAlternative spelling of step chart.stepgrandparentA stepgrandfather or stepgrandmother.stephanokontHaving a subapical ring of short flagella that are uniform in length.stepparentOne's parent's spouse who is not one's biological parent.stercoranist(Christianity, derogatory, historical) One who believes that the Eucharist undergoes the process of digestion in, and eventually elimination from, the body of the recipient, not just in the empirical accidents of its elements, but as the body and blood of Christ.stereochemistA chemist involved in the field of stereochemistry.stereoconvergentThat leads to, or is characterized by stereoconvergencestereodefect(physical chemistry) A heterotactic part of an otherwise isotactic polymer moleculestereodeterminant(organic chemistry) Any group whose presence or position determines the stereochemistry of a moleculestereodirect(transitive, chemistry) To direct the stereochemistry of a reaction.stereodivergent(organic chemistry) That produces different chiral forms of the same compoundstereoelement(chemistry) A stereogenic grouping within a molecule; a stereogen.stereofluorescentDescribing stereo fluorescent microscopy or the equipment used in this techniquestereoinvertCause a stereoinversionstereologistA practitioner of stereologystereonetA special kind of graph paper for drawing stereographic projections.stereoparent(chemistry) A parent compound whose name implies stereochemistry that need not be explicitly stated.stereoscopistSomeone skilled in the use or construction of stereoscopes.stereotestA test for stereopsisstereotomistOne who studies or carries out stereotomy.stereotypistOne who makes stereotype plates, or works in a stereotype foundry.sterilantAny substance used to sterilize somethingsterletA smaller, common Eurasian sturgeon, of the species Acipenser ruthenus.sternestsuperlative form of stern: most sternsternfast(nautical) A rope or chain for making fast a ship's stern to a wharf, etc.sternforemost(nautical, archaic) astern, to the rear.sternmostClosest to the stern, furthest sternward.sternport(nautical) An opening in the rear part of a vessel.sternpost(nautical) A timber or steel bar extending from the keel to the main deck at the stern of a vessel.stetA symbol used by proofreaders and typesetters to indicate that a word or phrase that was crossed out or changed should remain as it was.stethoscopistOne skilled in the use of the stethoscope.stewpotA pot used for making stew, usually large and heavy.stfnist(dated, fandom slang) A fan or creator of science fiction; one involved in some aspect of science fiction.stickiestsuperlative form of sticky: most stickysticklewortAgrimonia eupatoria (agrimony)stickoutA portion of wire extending from an electrode, important in the welding process.stickshift(US) A manual transmission controlled by a gear lever.sticktightHackelia virginiana, a biennial plant native to Eastern North America, with sticky burrs.stiffestsuperlative form of stiff: most stiff Most rigid, most inflexible, most unbending.stight(transitive, obsolete) to found; establish; setstigmatAnglicised form of stigmastigmatistA person whose body is marked by stigmata; a stigmaticstillestsuperlative form of still: most stillstilliestsuperlative form of stilly: most stillystiltEither of two poles with footrests that allow someone to stand or walk above the ground; used mostly by entertainers.stimulant(pharmacology) A substance that acts to increase physiological or nervous activity in the body.stingiestsuperlative form of stingy: most stingystinkbait(fishing) A form of bait composed of malodorous ingredients, designed to attract fish (primarily catfish) that hunt by scent.stinkcatAlternative spelling of stink-cat.stinkfest(slang, derogatory) A very bad-smelling place or situation.stinkpotAn annoying, bad or undesirable person.stinkwortThe plant Dittrichia graveolens.stint(intransitive) To be sparing or mean.stipendiarist(rare) Synonym of stipendiarystipplethroatAny of the tropical birds in the genus Epinecrophylla, found in Central and South America.stirabout(Ireland) Porridge.stirpicult(archaic) A child born through stirpiculture.stirpiculturistOne who practises stirpiculture.stit(logic) Initialism of sees to it that.stitchcraftThe craft of stitching.stitchwortA kind of chickweed, Rabelera holostea.stivot(skiing) A steering pivot turn, a type of rapid turn in alpine skiing. A turn that starts a as a skid, and transitions to a carve.stoatMustela erminea, the ermine or short-tailed weasel, a mustelid native to Eurasia and North America, distinguished from the least weasel by its larger size and longer tail with a prominent black tip.stockiestsuperlative form of stocky: most stockystockinetAn elastic textile fabric imitating knitting, of which stockings, undergarments, etc., are made.stockingfeetplural of stockingfootstockingfootAlternative form of stocking-foot.stockist(UK, Ireland, Commonwealth) A retailer or distributor who has stocks of a certain type of item for sale.stocklistAn inventory of items that are currently stocked.stockmarketAlternative form of stock market.stockout(business) An instance of an item being out of stock; the situation where an order cannot be fulfilled from current inventory.stockpot(cooking) A large pot, such as is used for making stock or for cooking large amounts of soup.stodgiestsuperlative form of stodgy: most stodgystoicistA proponent of stoicism.stomatologist(medicine) A practitioner of stomatology.stoneboatA kind of sled for moving heavy objects.stonebuiltBuilt from stone.stonecastA short distance; a stone's throw.stonecatA species of catfish, Noturus flavusstonechatAny of various small Old World passerine birds of the genus Saxicola that feed on insects.stonecraftThe art or skill of working in stonestonefruitAlternative form of stone fruit.stonerootCollinsonia canadensis, a perennial medicinal herb in the mint family, with a very hard root.stoneshotA stone used as a projectile.stonewortAny of various complex algae of the family Characeae, known for being branched and having enclosed egg cells.stoniestsuperlative form of stony: most stonystonishmentObsolete form of astonishment.stoplightA light on the rear of a vehicle that is activated when braking; a brake light.stoplistAlternative spelling of stop list.stopout(education) A student who leaves an academic institution but later returns to continue studying.stopstreet(South Africa) An intersection having one or more stop signs; a stop intersectionstoptObsolete spelling of stopped; simple past and past participle of stop.storeboughtPurchased from a store, rather than cooked or prepared manually.storefrontThe side of a store (or other shop) which faces the street and usually contains display windows.storiologistOne who studies folk tales.stormfrontA weather front associated with a storm.stormiestsuperlative form of stormy: most stormystormtostArchaic spelling of stormtossed.storyletA little story.stott(chiefly Geordie, Scotland) Alternative spelling of stot.stout(of a person) Large; bulky.stoutestsuperlative form of stout: most stoutstraat(South Africa) A valley between dunes.strabismologistOne who studies strabismology.stradiot(historical) A mercenary unit from the Balkans, recruited mainly by states of southern and central Europe from the 15th century until the middle of the 18th century.straggliestsuperlative form of straggly: most stragglystraggot(LGBTQ slang, neologism, derogatory, offensive) A heterosexual person; a breeder.straicht(Scotland) Straight.straightNot crooked, curly, or bent; having a constant direction throughout its length.straightestsuperlative form of straight: most straightstraightjacketMisspelling of straitjacket.straint(obsolete) Strain (tension of overexertion).strait(geography) A narrow channel of water connecting two larger bodies of water.straitestsuperlative form of strait: most straitstraitjacket(figurative) Any situation seen as confining or restricting.straitwaistcoat(now rare) A straitjacket.strandflatA coastal landform consisting of a near-flat erosion surface typical of the Norwegian coast.strangelet(physics) A proposed fragment of strange matter, consisting of a bound state of roughly equal numbers of up, down, and strange quarks.strangestsuperlative form of strange: most strangestranglement(rare) Strangulation.strapwortThe plant Corrigiola litoralis.strat(video games, slang) Clipping of strategystratagematist(obsolete) strategiststrategistA person who devises strategies.stratigraphist(dated) A stratigrapher.stratocrat(uncommon) One who governs or leads others through military force, or on account of their position as a military officer.straught(Scotland) straightstrawcraftThe making of things from straw.strawhatPertaining to summer theater productions outside an urban or metropolitan area; relating to summer stock.strawweight(boxing) minimumweightstraylightLight in an optical system, which was not intended in the design.streakiestsuperlative form of streaky: most streakystreamiestsuperlative form of streamy: most streamystreamletA small stream.streamplotA streamline plot that is used to display two-dimensional vector fieldsstreetA paved part of road, usually in a village or a town.streetfightAlternative form of street fight.streetfrontThe side of a building facing the street.streetletA small street.streetlight(countable) Any large outdoor light used to illuminate a public area, usually urban.streetlitIlluminated by streetlights.streetsmartAlternative spelling of street-smart.streightObsolete spelling of strait.strenghtMisspelling of strength.strepent(rare, obsolete) Noisy.strepitant(rare, archaic) loud; noisystresslet(physics) A function that represents the symmetric first moment of the surface stress of a body in a flowing fluid.stretchologistA physiotherapist who specialises in stretching exercisesstretchoutAlternative form of stretch-out.strewment(obsolete) Anything scattered; a scatteringstrictStrained; drawn close; tight.strictestsuperlative form of strict: most strictstridentLoud; shrill, piercing, high-pitched; rough-sounding.stridulantMaking a stridulating sound.stridulentAlternative form of stridulant.strigment(obsolete, usually plural) scraping, or something which is scraped off (e.g. off the skin)strikeout(countable) An instance or the act of yielding nothing.striktObsolete spelling of strict.striktestObsolete spelling of strictest.stringentStrict; binding strongly; making strict requirements; restrictive; rigid; severe.stringhaltA kind of lameness in horses, causing the animal to twitch its leg up suddenly.stringiestsuperlative form of stringy: most stringystripiestsuperlative form of stripy: most stripystriplightA fluorescent lighting tube.stript(archaic) simple past and past participle of stripstrokeletA small or minor stroke (in various senses).strongestsuperlative form of strong: most strongstrongfat(of a person) both strong due to muscle mass, and fatstrongpoint(military) A fortified position; a stronghold.stroot(obsolete, intransitive) To swell out; to strut.stroppiestsuperlative form of stroppy: most stroppystrout(obsolete, transitive) To cause to project or swell out; to enlarge affectedly; to strut.struct(computing, programming) A data structure, especially one that serves to group a number of fields (in contrast to an object-oriented class with methods) or one that is passed by value rather than by reference.structuralistOf or pertaining to structuralism.structurationistA proponent of the theory of structuration.structuristOne who forms structures; a builder; a constructorstrumpetA female prostitute.strunt(Scotland, uncountable) Spirituous liquor; alcoholic drink.strut(intransitive) Of a peacock or other fowl: to stand or walk stiffly, with the tail erect and spread out.stubbliestsuperlative form of stubbly: most stubblystubbornestsuperlative form of stubborn: most stubbornstuccoistOne who applies stucco.studentA person who studies or learns about a particular subject.stuffiestsuperlative form of stuffy: most stuffystuft(archaic) simple past and past participle of stuffstultTo choke off; to arrest; to deprive of strength or efficacy.stultiloquentGiven to, or characterized by, silly talk; babbling.stumpiestsuperlative form of stumpy: most stumpystuntA daring or dangerous feat, often involving the display of gymnastic skills.stuntfest(informal) An event, film, etc. where many stunts are performed.stupefacient(medicine) Inducing stupor or drowsiness (with a drug such as a narcotic or an anaesthetic).stupent(rare) Struck with stupor; stunned;stupidestsuperlative form of stupid: most stupidsturdiestsuperlative form of sturdy: most sturdysturt(mining) A bargain in tribute mining by which the tributor profits.stut(Scotland, Northern England, transitive) To support, prop up.stygiobiont(biology) Any organism that lives in permanent darkness, typically in deep cavesstygobiontSynonym of stygobitic.stylesheet(publishing) A document issued by a publisher informing authors how to style their works for publication; a small style guide.styletAn engraving tool, a stylus.stylometristA person who uses stylometry to analyze the style and content of text.suant(obsolete or dialectal, rare, chiefly Cornwall) Smooth, or proceeding smoothly.suaveolent(rare) Sweet-smelling.suavestsuperlative form of suave: most suavesuaviloquentSweetly speaking; using agreeable speech.subabbotan abbot with another abbot as their superiorsubaccount(finance, computing) A secondary account that belongs to a separate parent account.subaccountant(accounting) A worker who deals with accounts but ranks below an accountant.subact(obsolete, transitive) To reduce or subdue.subadjacent(anatomy) underneath and adjacentsubadolescentAn individual who has not yet reached adolescence.subaerialistOne who ascribes the greater inequalities in the earth's surface to atmospheric influences.subagent(law) A person employed by an agent to transact the whole, or a part, of the business entrusted to the latter.subalignment(biochemistry) An internal segment of a protein (or corresponding DNA) alignmentsubaliquotA fraction (subportion) of an aliquot.subalternant(logic) A universal proposition.subambientLess than ambient (used especially of temperatures)subapparentLess than apparent; not readily visible.subarborescentSomewhat tree-like.subarchitectA lesser or subsidiary architect.subarrangement(mathematics) A subset of an arrangementsubaspectA lesser or subsidiary aspect.subastringent(archaic) Somewhat astringent.subbasementA basement located beneath another basement.subboset(mathematics) A subset of a biordered set.subbullet(typography) A bullet that is hierarchically nested under another bullet.subcabinetOf, being, or pertaining to an administrative level below cabinet level.subcatchmentAny distinct part of a catchmentsubcaulescentAlmost or imperfectly caulescent.subchartA secondary chart.subchloroplastBeneath a chloroplastsubcircuitA distinct part of an electrical or other circuitsubcohort(statistics) A subset of a cohort.subcomment(Internet) A comment posted on a forum etc. that is hierarchically beneath another comment, and usually in reply to it.subcompactSomething that is smaller than the compact version, especially a very small car.subcompartmentA compartment that is part of a larger onesubcomponentA lesser or secondary component.subconceptA secondary or subsidiary concept.subconcordant(geology) Close to parallel with the bedding plane.subconfluent(biology) Describing a tissue culture in which the spatial relationships of the cells are intermediate between sparse and confluentsubconstituent(linguistics) A part or component of a syntactic, morphological, or phonetic constituent.subconstraint(mathematics) A subsidiary constraintsubconstructA secondary or subsidiary construct.subcontentSecondary or subsidiary content; material contained in other content.subcontestA secondary or subordinate contest.subcontextA context within another context; a context that is subordinate to another.subcontinentThe Indian subcontinent, South Asia.subcontract(ambitransitive) To contract out portions of a larger contracted project.subconvulsant(medicine, of a dosage) Insufficient to cause convulsionssubcountA count (in various senses) making up part of a larger count.subcraftA craft (branch of skilled work or trade) that is a subdiscipline of another craft.subcrepitantSlightly crepitant.subcultA cult making up part of a larger cult.subculturalistOf or pertaining to a subculture.subculturistSynonym of subculturalist.subcurrentA secondary or subsidiary current.subdatasetA subset of a data set.subdatasheet(computing, databases) A datasheet embedded within another datasheet, showing child records relating to a parent table.subdecumbentSomewhat or nearly decumbent.subdecurrent(botany, mycology) Attached to and running downward along a stem or stipe, but curving inward just before the attachment point.subdepartmenta subordinate department, bureausubdeployment(computing, JMS) a mechanism by which JMS module resources are grouped and targeted to a server resource.subdeposit(chiefly geology) Something which is deposited beneath something else.subdepotA lesser depot that is part of a larger one.subdesertAn arid habitat that has enough rainfall to allow vegetation to persist throughout the year.subdetachmentA detachment forming part of a larger detachment.subdeterminantA subdivision of a determinantsubdevelopmentA development making up part of a larger development.subdialectA subdivision of a dialect.subdirect(mathematics) Describing a subalgebra of a direct productsubdissectTo separate items while dissectingsubdistant(biology) Describing gills of a mushroom that are closer together than "distant"subdistrictA district forming part of a larger district.subdocument(computing, wordprocessing) A document making up part of a larger document.subdominant(music) The fourth tone of a scale.subduct(transitive) To push under or below.subduement(obsolete) subdual; act of subduingsubedit(ambitransitive) To perform the work of a subeditor or copy editor.subeffectA secondary or subsidiary effect.subefficientNot efficient, inefficientsubelementAlternative form of sub-element.subemploymentThe situation where too few people are employed in jobs, or where they have too few hours.subenvironmentA subsidiary division of an environment.subepaulet(entomology) Synonym of basicosta.suberect(botany) Almost, but not quite erectsubeventAn event that makes up part of a greater event.subexcedant(mathematics) (of a sequence of nonnegative integers) such that the value of each term is less than the position of that term in the sequence (e.g. the first term is less than 1, the second term is less than 2, etc.)subexperiment(sciences) A subsidiary experimentsubexpertHaving less proficiency than an expert.subfacet(mathematics) A subsidiary facetsubfaultA subsidiary faultsubfleetAn independent tactical unit of a fleetsubfluentFlowing beneath.subfont(computing, typography) A subset of a font, holding only some of its glyphs.subforest(mathematics) A subgraph that is a forest.subformatA subsidiary format.subfragment(biochemistry, genetics) A subsection of a fragment (of nucleic acid etc)subfulgentSomewhat or slightly shining.subfulminant(pathology) Having a less than sudden onsetsubgiant(astronomy) A star that has left the main sequence but has not yet become a true giant star.subgigabit(computing) Less than a gigabit.subglabrescentAlmost or imperfectly glabrescent.subgovernmentA government that forms part of a larger government.subgradient(mathematics) subderivativesubgrantA grant made by one organisation using funds previously granted to it by another.subhabitat(ecology) A distinct component of a habitatsubhypsodont(dentistry, of a herbivore) Describing teeth that have smaller than usual crownssubiectObsolete spelling of subject.subimperialist(politics) Of or pertaining to subimperialism.subincandescentLess than incandescent.subincidentAn incident forming part of a larger incident.subincumbentLying beneath.subintentA secondary or subsidiary intent; submeaning.subinterestsubsidiary interestsubintrant(medicine) With paroxysms succeeding one another so fast as to be almost continuous.subinvestment(finance) Not at a level where investment is considered wise or profitable.subitemset(mathematics) A subset of an itemsetsubjacentLying beneath or at a lower level; underlying.subjectLikely to be affected by or to experience something; liable.subjectist(philosophy) Someone skilled in subjective philosophysubjectivist(philosophy) Regarding subjective experience as fundamental.subjetOne of a number of smaller jets formed by the breakup of a larger onesubjointA secondary or subsidiary joint.subjunct(grammar) An adverb that expresses a conditionsublayoutA secondary or subsidiary layout.subleaflet(botany) A leaflet making up part of a subdivided (e.g. bipinnate) leaflet.sublect(linguistics) A lect forming part of a larger lect.sublet(transitive, property law) To grant a sublease out of property held under a lease.sublieutenantAlternative form of sub-lieutenant.sublight(science fiction) Alternative spelling of sub-light.sublimestsuperlative form of sublime: most sublimesublimitA secondary or subsidiary limit.sublistA list that makes up part of a larger list.sublotA lot that forms part of a larger lot.submanagement(business) Management at a secondary level, subordinate to higher management; the work of a submanager.submarinist(rare) Synonym of submariner (“member of the crew of a submarine”).submarketA distinct part of a larger market.submediant(music) The sixth note of a scale, shown as VI.submegabit(computing) Less than a megabit.submergementThe act of submerging.submergentunderwater; submerged; aquaticsubmesodontA small mesodontsubmillisievert(of a radiation dose) Less than a millisievertsubministrant(obsolete) subordinate or subservientsubmissionist(US, historical) A Southerner who wanted to preserve the Union, in the context of the American Civil War.submit(intransitive) To yield or give way to another.submovementA movement making up part of a larger movement.submultisetA subset of a multiset.subnascent(sometimes figurative) Growing underneath.subnatantBeneath a floating layer of solid or of a less-dense liquid.subnect(transitive, archaic) To (literally) tie or fasten beneath, or to (figuratively) join beneath, i.e. as an addendum.subnet(topology) The abstraction of a sequence.subobjectAn object that is part of another object.subodontoblastBeneath a odontoblastsuborbitThe lower part of the orbit of the eye.subordinationalistAlternative form of subordinationist.subordinationistOne who believes that certain social groups should be subordinate to others.subpacket(telecommunications) Part of a packet.subpatent(epidemiology) Infected but asymptomatic or not readily detectable.subpentalophodont(of an animal's molar teeth) Having fewer than five ridgessubperceptA subsidiary perceptsubperfectLess than perfectsubpermafrost(often attributive) The non-frozen ground below the permafrostsubpermanentSomewhat permanent.subpleurodontPartially pleurodontsubplotA plot within a story, subsidiary to the main plot.subpocket(biochemistry) A distinct part of the binding site of an enzymesubpointA point (proposition in a debate etc.) that forms part of a larger point.subportA secondary or subsidiary port.subposet(mathematics) A subset of a posetsubpostA subsidiary post or station.subpotentLess than potent; not potent enough.subprefectThe executive of a subprefecture.subprocumbentAlmost procumbent.subprojectA project within a larger project.subproletariat(politics) A class of people ranking below the proletariat.subpubescent(botany, zoology) Almost or imperfectly pubescent.subquadrantA partial or imperfect quadrant.subquadratA subsection of a quadrat (area of land)subqubitAlternative spelling of sub-qubit.subquest(video games) A secondary quest that forms part of a larger quest.subquotient(mathematics) A quotient object of a subobject.subradiantOf, pertaining to, or producing subradiancesubrecentFrom an indefinite time period from the end of Pleistocene to the Holocene.subrecumbentSomewhat or nearly recumbent.subreddit(Internet) Any of the subforums, generally intended for discussion of a specific topic, on the Reddit web site.subregentA lesser or subsidiary regent.subrent(transitive) To rent to a third person something that one is renting from another.subrepeatA subset of a repeat (iteration)subreplacement(demography, of a birth rate) Below the level needed to maintain the current population.subreportA subsection of a report; a report forming part of a larger report.subrequest(computing, Internet) A secondary or subsidiary request.subrequirementA requirement making up part of a greater requirement.subresultant(mathematics) A generalization of a resultant that is the product of the pairwise differences of the roots of polynomialssubrident(literary, rare) Characterized by a smile; smiling.subroot(computing) A secondary or subsidiary root.subsacristA sacristan's assistant or secretary.subsaltLying beneath a layer of salt.subsatAbbreviation of subsatellite.subscript(typography) A type of lettering form written lower than the things around it.subsecret(computing) A secondary or subsidiary secret.subsecretariatSynonym of undersecretariat.subsectA secondary or subsidiary sect.subsedimentBeneath a sedimentsubsegmentA segment wholly contained in another.subselect(transitive) To select (part of a larger selection).subseptA subdivision of a sept or tribe.subsequentFollowing in time; coming or being after something else at any time, indefinitely.subservientUseful in an inferior capacity.subset(set theory, of a set S) A set A such that every element of A is also an element of S.subshaft(architecture) A secondary or subsidiary shaft.subshift(mathematics) A set of infinite words representing the evolution of a discrete system, used in symbolic dynamics.subshot(signal processing) A portion of a shot, in video material.subsignificantLess than significantsubsistTo survive on a minimum of resources.subsistentActually existing.subsort(transitive) To sort a subset of already sorted elements (by some secondary criterion).subspecialistA specialist who is primarily concerned with a subspecialty within a larger specialty.substAbbreviation of substitute.substantSomething that subsists.substantialistA proponent of substantialism.substantivalistA subscriber to substantivalism.substatementA statement that forms part of a larger statement.substituent(chemistry) Any atom, group, or radical substituted for another, or entering a molecule in place of some other part which is removed.substract(obsolete or nonstandard) To subtract.substratist(linguistics) One who believes that creoles take their structure from their substrate languages.substruct(literal, figurative) To build beneath something; to lay as the foundation.subsubjectA subject that is beneath another subject.subsublet(property law) Synonym of subunderlet.subsubtenant(property law) Synonym of subundertenant.subsucculent(botany) Somewhat or partly succulent.subsummitA local peaked portion of a mountain etc., lower than the primary summit.subtangent(geometry) The part of the axis contained between the ordinate and tangent drawn to the same point in a curve.subtargetA subsidiary targetsubtegumentAlternative form of subtegumental.subtenant(property law) A tenant of a sublease.subtendent(geometry, trigonometry) The side that subtends (is opposite) a specified angle;subterfluent(rare) Running under or beneath.subtestA test that is part of a larger one.subtext(literature) The implicit meaning of a text, often a literary one, or a speech or dialogue.subthecodont(anatomy, of teeth) Located in shallow socketssubtlestsuperlative form of subtle: most subtlesubtournament(graph theory) A tournament that forms part of another tournament.subtract(transitive, arithmetic) To remove or reduce; especially to reduce a quantity or number.subtraitA subsidiary traitsubtransectA submarine (underwater) transectsubtranslucentImperfectly or somewhat translucent.subtransparentAlmost, but not perfectly, transparent.subtreatment(medicine) A subsidiary treatmentsubtweet(by extension) Any social media post of this type, regardless of which service it is posted on.subunderlet(transitive, property law) To grant a subunderlease out of property held under a sublease.subundertenant(property law) A tenant of a subunderlease; someone leasing a piece of property from a tenant who is subleasing from a tenant who is in turn leasing it from a landlord.subunitAny subdivision of a larger unit.subvalent(physics, chemistry) Exhibiting a valency (oxidation number) that is less than normalsubvariantA subsidiary variant; a subtype of something.subvent(Hong Kong, transitive) To subsidize.subvert(transitive) To overturn from the foundation; to overthrow; to ruin utterly.subvertisementAn individual piece of subvertising.subweightA weight making up part of a larger weight.succedentThat succeeds; succeeding, followingsuccessionistOne who insists on the importance of a regular succession of events, offices, etc.succinctEncircled by, or as if by, a girdle; drawn up or wrapped tightly.succinctestsuperlative form of succinct: most succinctsuccintMisspelling of succinct.succotplural of succahsuccrescentGrowing out from underneath.succumbent(obsolete) submissive; yieldingsucketA candied fruit sweetmeatsuckfestSomething of incredibly low quality.suddent(nonstandard) Alternative form of sudden.sudokuist(rare) A person who solves sudoku puzzles.suentAlternative spelling of suant (“even; smooth”)suetThe fatty tissue that surrounds and protects the kidneys; that of sheep and cattle is used in cooking and in making tallow.suettObsolete spelling of suet.suffectAn additional Roman consul elected during the official year, especially in order to replace a retiring onesufferfestA workout or race in the arena of endurance sports that involves prolonged suffering on the part of all who participate.sufficientAn adequate quantity of; enough.suffisantObsolete form of sufficient.suffragant(obsolete) suffragansuffragistA person who promotes suffrage.suffrutescent(botany) Slightly woody or shrubby at the base.sugarbeetAlternative spelling of sugar beet.sugarcoat(transitive) To coat with sugar.sugarcraftThe culinary art of making things from sugar.sugariestsuperlative form of sugary: most sugarysugescent(archaic) Of or relating to sucking.suggestto mention an idea or possibility for considerationsuggestionistOne who believes in the use of hypnotic suggestion.suggestment(obsolete) suggestionsuibait(Internet slang) A post or message that encourages the reader to kill themself.suicidist(archaic) A person who commits suicide.suicidologistA person engaged in suicidology.suint(organic chemistry) A substance obtained from the dried perspiration of sheep wool, it is of a fatty and earthy consistency and contains potassium salts.suist(obsolete) A selfish personsuit(Pakistan, women's speech) A dress.suitjacketAlternative spelling of suit jacket.suitport(aerospace) An alternative to an airlock in space flight, consisting of a detachable space suit that is kept sealed against the outside of the spacecraft or habitat while not in use.sukkotplural of sukkahsuklat(obsolete) A kind of broadcloth made in the Punjab.sulfosalt(mineralogy) A complex sulfide mineral with certain proportions of a metal, a semi-metal, and sulfur (or, rarely, selenium).sulfuret(obsolete, chemistry) A sulfide.sulfurwortAlternative spelling of sulphurwort.sulicrinatA diuretic drug.sulkiestsuperlative form of sulky: most sulkysulkpot(informal) A peevish person; one who is inclined to sulk.sullenestsuperlative form of sullen: most sullensulphosaltAlternative spelling of sulfosalt.sulphuretObsolete spelling of sulfuret.sulphurwortHog fennel (Peucedanum officinale)sultriestsuperlative form of sultry: most sultrysulukast(pharmacology) A bronchodilator.sumat(Yorkshire, dialectal, obsolete) Alternative form of summat.sumet(British, dialectal, obsolete) Alternative form of summat.summaristSomeone who summarizes.summat(England, especially Lancashire, Yorkshire, informal) Something.summersaultArchaic spelling of somersault.summersetArchaic spelling of somersault.summersweetClethra alnifolia, a deciduous flowering shrub of eastern North America.summet(British, dialectal, obsolete) Alternative form of summat.summistSomeone who writes a summa; somene who sums up or writes a summary, especially of theological nature.summitThe topmost point or surface of a thing; the apex, the peak.summot(British, dialectal, obsolete) Alternative form of summat.summut(British, dialectal, obsolete) Alternative form of summat.sumpitThe poison dart used in the sumpitan, or Malay blowpipe.sumset(mathematics) The set of all sums of an element from A with an element from B, where A and B are subsets of an abelian group.sunbelt(chiefly US) An area or belt of land that receives a lot of sun; specifically, a zone comprising the southern and western states of the USA where the weather is typically sunny, characterised by an influx of population from the north and often typified as having conservative political views.sunbonnetA hat (bonnet) worn for protection from bright sunlight.sunbright(poetic) Full of sunshine; bright like the sun or shining with reflected sunlight.sunburnt(of human skin) Having a sunburn or dark tan; having been burned by the sun's rays.sunburst(countable) A figure or shape showing rays radiating from a central point.sundermentThe act of sundering.sunfast(US) Colorfast in a way that will not fade in sunlight.sunfruit(botany) Heliocarpus americanus.sunglintAn optical phenomenon that occurs when sunlight reflects off the surface of water (an ocean, lake or river) directly towards a satellite sensor viewing the surface, so that in the sunglint area of a satellite image, smooth water appears as a silvery mirror, while rougher surface water is relatively dark.sunhatA light, broadbrimmed hat to protect the wearer from the sun.sunket(Scotland) A dainty or delicacy.sunlightAll the electromagnetic radiation given off by the Sun; especially, that in the visible spectrum and that bathes the Earth.sunlitIlluminated by sunlight.sunlustA strong impulse to travel to sunny placessunniestsuperlative form of sunny: most sunnysunquatA citrus tree, a cross between a lemon (probably a Meyer lemon) and a kumquat, Citrus × japonica.sunrist(obsolete) Sunrise.sunrootSynonym of Jerusalem artichoke (both the plant and the edible root)sunsetThe moment each evening when the sun disappears below the western horizon.sunshaftA shaft of sunlight; a sunbeam.sunshot(poetic) Shot through with sunlight.sunspot(astronomy) A region on the sun's surface with a lower temperature than its surroundings and intense magnetic activity.sunsuitA costume designed to protect a child from the sun.sunsweptEnjoying a great deal of sunshine.superabsorbentHaving the ability to absorb a great amount of fluid relative to its own mass.superabstractVery abstract.superabundantExtremely or exceedingly abundant.superaccept(bridge) A strongly encouraging response to a transfer.superadvenientComing upon; coming to the increase or assistance of something.superaffluentHighly affluent.superagentA highly skilled or prominent agent, particularly in show business.superagonistAn agonist capable of producing a maximal response greater than the endogenous agonist for the target receptor, and thus having an efficacy of more than 100%.superalertParticularly alert.superalignmentAn alignment of more than the usual number of things.superambientOf a fluid that circulates or is located above.superancient(rare) Exceedingly ancient.superannuantA person receiving a superannuation pensionsuperannuitantOne who has a superannuation, or retirement benefit fund.superantioxidantA highly effective antioxidant.superapparentVery apparent.superarrogantVery arrogant.superbat(cricket) A superb batsman or batswoman.superbenevolentVery benevolent.superblast(rare) An extremely intense, explosive blast.superbolt(meteorology, rare) A rare form of lightning where the bolt is much stronger (such as 100x) and lasts much longer (such as 5x) than the usual forms of lightning.superbombardment(rare) A very severe bombardment.superbrat(informal, chiefly derogatory) A bratty superstar, especially one who plays professional sport.superbrightExtremely luminoussuperbrilliant(rare) Extremely brilliant; of exceptional brilliance.superbuoyantExtremely buoyant.superbureaucratA very powerful bureaucratsuperburstA very large burst (of something).supercabinet(politics) A political cabinet with special powers or abilities.supercapitalistAn extreme capitalist.supercatalyst(chemistry, biochemistry) Any catalyst (especially an enzyme) that catalyzes a large range of reactionssupercoherentOf or pertaining to supercoherencesupercohort(taxonomy, zoology) A taxon one rank above the taxon cohort, and inferior to a class.supercomet(rare, astronomy) A giant comet.supercompetent(biology, of a cell wall) Very permeable to foreign DNAsuperconcertA large, elaborate musical concert.superconductTo exhibit superconductivity.superconfidentVery confident.superconfluentRelating to superconfluencysuperconsumerist(rare) Extremely consumerist.supercontextThe parent context to which a subcontext belongs.supercontinent(geology) A very large continent that split into smaller ones in the Earth’s geologic past.supercontractTo cause, or to undergo supercontractionsuperconvenient(rare, informal) Very convenient.superconvergent(mathematics) converging very rapidlysupercovariant(mathematics, physics) Covariant in terms of supersymmetry.supercratA powerful or high-ranking bureaucratsupercrescent(archaic) Growing on some other growing thing.supercultA great or extreme cultsupercunt(vulgar, slang) The vagina, seen as being supremely sexually powerful or exciting.supercurrent(physics) The current flowing through a superconductor.supercut(film) A montage of short video clips, usually from a film or TV series, illustrating a particular repeated element such as a word or phrase.superdepartmentA large department comprising several smaller departments.superdeterminant(physics) The equivalent of a determinant in superdeterminismsuperdeterminist(physics) A proponent of superdeterminism.superdevelopment(mathematics) A particular form or developmentsuperdialectA form of language that contains all the words in two or more different dialectssuperdietA diet with remarkable health or slimming properties.superdifficultVery difficult.superdiplomatA very skilled or successful diplomat (government representative).superdisintegrantA very effective disintegrant that typically functions by adsorbing water and swelling upsuperdominant(law) Having an overwhelming proportion of market share, so as to be almost a monopoly.superdormantdormant for a very long timesuperdreadnoughtA battleship of a class more powerful than the earlier dreadnoughts.superdupervenient(philosophy) Relating to or exhibiting superdupervenience.superefficientVery efficient.superegoistA highly egotistical and selfish person.superelementThe larger element to which a sub-element belongs.supereloquentVery eloquent.supereminentSuperior to or notable above all others; outstanding; supremely remarkable.superenciphermentsuperencryptionsuperencrypt(transitive) To encrypt with superencryption.supererogantsupererogatorysuperevidentVery evident; extremely obvious.superexalt(archaic, transitive) To exalt above others.superexcellentUncommonly excellent; of supreme excellence.superexistTo exist on a transcendent level or plane.superexistentExisting on a transcendent level and transcending that of all of mundane existence.superexploit(transitive, sociology) To exploit (a worker) to a particularly severe degree.superfact(philosophy) A fact that surpasses all otherssuperfascistOf or pertaining to superfascism.superfastExtremely fast.superfat(informal) Extremely obese.superfeatherweightA weight division in professional boxing, contested between 126 pounds (57 kg) and 130 pounds (59 kg).superficialistA superficial or shallow person; some who sees things superficiallysuperfight(boxing) A bout between two championship title holders.superfilamentA very large (solar) filamentsuperfinalistA competitor who reaches the superfinalsuperflat(art) A postmodern art movement, founded by Takashi Murakami, influenced by manga, anime, and Japanese consumer culture.superflirt(rare, informal) An incurable or accomplished flirt.superfluentFloating on the surface.superfluitant(obsolete, rare) Floating above or on the surface.superfluorescentRelating to, or exhibiting superfluorescencesuperflyweightA weight class of 112 to 115 lbssuperfootA square foot of timber as a building materialsuperfrostAn exceptionally severe frost.superfruitA superfood that is a fruit; any fruit supposed to confer remarkable health benefits.supergeneralistAn exceptional generalist; a person with very broad knowledge.supergiant(astronomy) A very large star having a mass between 10 and 70 solar masses.supergovernmentA government formed from the union of multiple lesser governments.superharvest(rare) An exceptionally abundant harvest.superheatTo heat a liquid above its boiling pointsuperheavyweight(boxing) Of or pertaining to the weight class for boxers exceeding 91 kilograms in body weight.superhetSuperheterodyne receiver.superhit(informal) A very successful hit.superhot(often figurative) Extremely hot.superhunt(historical) A mass witch hunt during the early modern period, particularly in a South German prince-bishopric of the Holy Roman Empire.superignorantVery ignorant.superimportantVery important.superincumbent(chiefly sciences) Lying or resting on something else; overlying.superinducementThe act or result of superinducing.superinductTo induct into a higher positionsuperindulgentVery indulgent.superinfectTo infect as a superinfection.superinspect(transitive) To oversee; to superintend by inspection.superintellectA remarkable intellect.superintelligentHaving remarkable intelligence.superintendantMisspelling of superintendent.superintendentA person who is authorized to supervise, direct or administer something.superinvariant(physics) invariant under supersymmetrysuperiormost(anatomy) Most superiorsuperjacentPositioned immediately above or on top of something else; overlying.superject(philosophy) The emergent actual occasion from which value is abstracted.superjetA jet aircraft with some superior quality, such as large size or high speed.superkartA high-performance go-cart.superknightA piece in some variants of fairy chess.superlightExtremely lightweight.superlightweightExtremely lightweight.superlimit(mathematics) A superstable limitsuperlistThe list that contains a sublist.superlobbyist(politics) An extremely skilled or powerful lobbyistsuperloyalistA very committed loyalist.superlubricantA chemical designed to render a surface nearly frictionless.superluminescentOf, pertaining to, or exhibiting superluminescencesupermagnetA very powerful magnet.supermagnificent(rare) Exceptionally magnificent; of tremendous magnificence.supermarketA large self-service store that sells groceries and, usually, medications, household goods, and/or clothing.supermartA supermarket.supermastA very tall or very powerful mast for telecommunication purposes.supermiddleweightAlternative form of super middleweight.supermilitantVery militant.supermultiplet(physics) A set of quantum mechanical states, each of which has the same value for a certain quantum number (or numbers) but different values for another related onesupernatantThe liquid that lies above a sediment or precipitate.supernationalistExtremely nationalistsupernaturalistA person who believes in the supernatural.supernet(computing, Internet) An IP network formed from two or more networks (or subnets) with a common CIDR routing prefix.supernutrientAny nutrient supposed to confer remarkable health benefits.superobedientVery obedient.superobjectA complex object made up of subobjects.superomnipotent(rare) Truly omnipotent; possessing absolutely limitless power, influence, and authority, transcending all logic, paradoxes and contradictions.superomnipresent(rare) Wholly, truly omnipresent.superomniscient(rare) Truly omniscient; possessing thorough, unlimited knowledge of all things.superomnivalent(rare) Supremely powerful over all.superorganicistOne who subscribes to the philosophy of superorganicism.superoutburst(astronomy) A very large outburst (as from a nova, etc.).superparamagnetAny superparamagnetic material.superpartA composite part made up of other parts.superpartient(mathematics, archaic) Being or relating to a ratio where the larger value exceeds the smaller by more than one unit, as in 3 to 5.superpatriotOne who is extremely patriotic.superperfect(mathematics) Being or relating to a class of positive integers satisfying σ²(n)=σ(σ(n))=2n,, where σ is the divisor function. They are a generalization of perfect numbers.superplanet(astronomy, planetology) Any very large planet, but especially a large superjovian gas giantsuperplantA plant that is particularly robust and which thrives in poor growing conditions or dominates an ecosystem.superpollutantA major pollutantsuperportA large major port.superpotentHighly potent.superproficient(rare) Extremely proficient.superprofitexcess profitsuperquietExtremely quiet.superracistOf or relating to extreme levels of racism.superradiantOf, pertaining to, or producing superradiancesuperratA large rat that is resistant to regular rat poisons, and may be especially aggressive or voracious.superrealistAn artist working in the style of superrealism.superresistantHighly resistant.supersalientExtremely salient.supersalt(chemistry, obsolete) A salt with an excess of acid, such as supertartrate of potash.supersault(Scotland, obsolete) somersaultsuperscout(informal) An exceptionally talented or successful scout (one who seeks out potential talent for a sports team).superscriptPlaced above the normal line of text.supersecretExtremely secret or secretivesuperselectVery select; highly exclusive.supersessionistOf or pertaining to supersessionism.superset(weightlifting, transitive) To perform (different physical exercises) back to back, without a period of rest between them.supersexistOf, relating to extreme levels of sexism.supershift(biochemistry, proteomics) To induce a supershiftsupershit(vulgar, derogatory, rare) A highly contemptible person.supershortExtremely short.supershot(rare) A superior shot (ammunition or projectile).supersightThe superpower of having remarkably acute vision.supersinglet(physics) A system of multiple particles that has zero spin.superslut(informal) A particularly brazen or promiscuous slut.superspecialistA specialist working in a particularly narrow and specialized field.supersport(motorcycle racing) Of or pertaining to a class of superbike having a four-stroke engine of between 400 and 600cc for four-cylinder machines, or between 600 and 750cc for twinssuperstarletA very successful starlet.superstitionistOne who is highly superstitious.superstraightExtremely straight (in various senses).superstrictExtremely strict.superstruct(archaic, chiefly figurative) To build over or upon (another structure); to erect upon (a foundation).supersweetExtremely sweetsupertablet(computing) A high-performance tablet computersupertempest(rare) A very severe tempest.superterroristA powerful, influential terrorist.supertightExtremely tight.supertranscendent(rare) Wholly transcendent; transcendent without comparison.supertwistA supercoil of DNA.superunitA unit consisting of other units.supervaluationistA logician who uses the system of supervaluationism.supervenientSupervening; occurring subsequently; coming after something, especially when not causally connected.supervigilantVery vigilant.superviolentEspecially violent.supervirulentEspecially virulent.supervisionistSomeone who supports supervision.superwelterweight(boxing) Pertaining to a weight class between 67.7 and 69.9 kilograms, at the boundary between middleweight and welterweightsuperwetOf a vagina, highly aroused and lubricated.superyachtA very large luxury yacht.superzealotA person exhibiting a great deal of zealotry.supplant(transitive) To take the place of; to replace, to supersede.supplantmentSynonym of supplantation.supplementSomething added; especially, such an addition added to make up for a deficiency.suppliantEntreating with humility; supplicant.supplicantbegging, pleading, supplicatingsupplicat(UK, historical, universities) A petition, especially onewritten, with a certificate that the conditions have been complied with.supplicatedst(rare) (archaic) second-person singular simple past indicative of supplicatesupplicavit(law, historical) A writ issued by the King's Bench or Chancery for taking the surety of the peace against a person.supplyantObsolete spelling of suppliant.supplymentSomething supplied; a supplysupponentUsed as the nominative subject of a personal verb.support(transitive) To help keep from falling.supportment(obsolete) supportsuppressantA substance that suppresses.suppressionistOne who supports the suppression of something.suppurantProducing or exuding pus.supradialect(linguistics) A dialectological category between the levels of language and dialect.supraduct(anatomy) To rotate the eye upward.suprajacentSynonym of superjacent.supranaturalistA supernaturalist.supranet(computing) the fusion of the physical and the digital (‘virtual’) worlds.supraocciput(anatomy) The superior part of the occipital bonesuprasegment(linguistics) Any suprasegmental feature of language.supremacistSupportive of supremacism, the belief that some groups should control others.suprematistOf or pertaining to the art movement Suprematism.supremist(nonstandard) Misspelling of supremacist.supt(archaic) simple past and past participle of supsurabundant(rare) Overly abundant; superabundant.suratAlternative form of sura (“A chapter of the Qur'an”).surbasement(architecture) The trait of any arch or vault that describes a portion of an ellipse.surbeatObsolete form of surbate.surchargement(obsolete) The act of surcharging; a surcharge or surplus.surcoat(historical) A loose sleeveless garment worn over a suit of armor, sometimes colored or embroidered with the wearer's coat of arms.surcurrent(botany) Having laminar extensions beginning at the leaf base and continuing up the stem.surement(obsolete) A making sure; surety.surestsuperlative form of sure: most suresurfactant(biochemistry) A lipoprotein in the tissues of the lung that reduces surface tension and permits more efficient gas transport.surfboatAlternative spelling of surf boat.surfcast(intransitive) To fish by casting into the surf near the shoreline.surfcoastA coastal region popular with surfers.surfeit(countable) An excessive amount of something.surfoot(obsolete) Tired or sore of foot from travel; lamed.surgentSurging; rising.surgerant(heraldry) Rising.surgicalist(US) A surgeon who works exclusively in a hospital setting.suricatAlternative form of suricate.surikatArchaic form of suricate.surinabantA cannabinoid receptor type 1 antagonist.surject(mathematics, set theory) To form or to undergo surjectionsurliestsuperlative form of surly: most surlysurmisantAware through having made a surmise; suspecting.surmount(transitive) To get or be over without touching or resting on; to overcome.surmulletA red mullet, Mullus surmuletus.surmulot(archaic) The brown rat.surnatantLying below a floating solidsurprintThe printing of text or graphics elements on top of a background that is a different tint of the same color.surprisementThe act of surprising.surrealist(art) Of, or relating to the modernist art movement surrealism; (by extension) having a similar surreal aesthetic or narrative.surrebut(archaic, law) To reply, as a plaintiff to a defendant's rebuttal. To make a counterrebuttalsurrect(obsolete, rare) uprightsurrenderistOne who follows a policy of surrenderism.sursumductTo cause or to undergo sursumduction.surtext(rare) The explicit or surface meaning of a literary text, as opposed to the subtext.surtoutA man's overcoat; a close-bodied frock coat.surveillantoverseeing; watchfulsurvivalistA person who believes in being prepared to survive and is actively preparing for possible future emergencies and disruptions in local, regional, national, or international social or political order.survivant(rare) Surviving.suscept(biology) A species which is capable of being infected or parasitized by another species.suscipientOne who takes or admits; one who receives.suspect(transitive) To imagine or suppose (something) to be true, or to exist, without proof.sustainmentThe act of sustaining something.sustinent(biology, archaic) Serving to sustain; offering sustenance.susurrant(of speech or sound) Murmured, soft.suvorexantAn orexin receptor antagonist.sveltAlternative form of svelte.swadeshist(India) One who supports a policy of swadeshi.swallet(British) A sinkhole; a shakehole.swallowwortAlternative form of swallow-wort.swampprivetAny of various flowering plants of the genus Oleaceae.swankiestsuperlative form of swanky: most swankyswankpot(slang, derogatory) A show-off.swaplistA list of items that the owner wishes to exchange for other items.swapmeetAlternative form of swap meet.swarajistA supporter of swaraj.swarmbotA swarm of robots that act as a single organismswarmplotAlternative form of swarm plot.swartOf a dark hue; moderately black; swarthy; tawny.swarthiestsuperlative form of swarthy: most swarthyswat(transitive) To beat off, as insects; to bat, strike, or hit.sweatThe state of one who is sweating; diaphoresis.sweatiestsuperlative form of sweaty: most sweatysweatmeatObsolete form of sweetmeat.sweatpant(often attributive) sweatpantssweatshirtA loose shirt, usually made of a knit fleece, for athletic wear and now often used as casual apparel.sweatsuitA two-piece garment worn during exercise.sweepboatA scow that is propelled only by water currents and by sweeps (two massive steering oars in front and back).sweepnetAlternative form of sweep net.sweepout(mathematics) The act or result of sweeping outsweetTasting of sugars.sweetestsuperlative form of sweet: most sweetsweetheartA person who is always very kind.sweetmeatA sweet delicacy; a confection.sweetwortAny of a variety of sweet-tasting plants.sweight(UK dialectal, Northern England, Scotland) The force of a moving object or body in motion; violence.swellegant(informal) Both swell and elegant.swellest(nonstandard) superlative form of swell: most swellswelligantAlternative form of swellegant.sweltTo succumb or be overcome with emotion, heat, etc.; to faint or swelterswept(military, of a body of water or part thereof) Cleared of mines (explosive devices).swiftFast; quick; rapid.swiftboatA type of gunboat used by the United States military on inland waterways.swiftestsuperlative form of swift: most swiftswiftfootA bird, the courser.swiftletAny of the various tropical and subtropical birds of the four genera Aerodramus, Hydrochous, Schoutedenapus, and Collocalia in the swift family, many of which can navigate in darkness using echolocation.swillpotAlternative form of swill-pot.swimbait(fishing) A kind of fishing lure that imitates a swimming fish.swimmeret(zoology) In decapods such as lobsters, one of the legs primarily used for swimming but also used for brooding the eggs (except in prawns) and catching food.swimmist(rare, dated, nonstandard) A swimmer.swimshirtA shirt worn over a swimsuit in order to provide extra protection from the sun.swimsuitA garment worn for swimming.swinemeat(rare) The meat of a pig.swingbeatan early form of new jack swing musicswingboatA fairground ride consisting of an open gondola which swings back and forth.swingiestsuperlative form of swingy: most swingyswingorilliant(slang, UK, humorous) fine; excellent; swingingswingout(dance) The principal dance move in Lindy HopswingsetA set of swings (hanging seats for children) attached to a frame.swinkt(obsolete) simple past of swinkswirliestsuperlative form of swirly: most swirlyswishestsuperlative form of swish: most swishswishiestsuperlative form of swishy: most swishyswitchfoot(surfing, skateboarding) Riding with one's wrong foot forward, i.e. opposite to one's usual natural/goofy preference.switchoutThe act of removing a component in order to install a different one.switchport(networking) An interface on a network switch.swivetA state or condition of haste, flutter; extreme discomposure or distress; irritation, exasperation, annoyance.swivvetAlternative form of swivet.swordbeltA belt with an attachment for the sword, used to carry it when not in use.swordboatA swordfishing boat.swordcraftKnowledge of or skill in the use of the sword or swordplay.swordfightA fight or duel using swords.swordletA little sword.swordpointThe point or tip of a sword.swot(intransitive, slang, UK, Ireland, Commonwealth) To study with effort or determination.sycophantOne who uses obsequious compliments to gain self-serving favour or advantage from another; a servile flatterer.syghtArchaic spelling of sight.syllabistOne who forms or divides words into syllables.syllogistA logician who produces syllogisms.sylviculturistSomeone who cultivates forest trees, especially as a business; a forester.symbiont(ecology) An organism that lives in a symbiotic relationship.symbolist(art, literature) Of or pertaining to the Symbolist movement in late 19th-century and early 20th-century European arts and literaturesymbologistOne who studies symbols, especially those used in ancient religions or secret societies.symlet(mathematics) A kind of modified Daubechies wavelet with increased symmetry.symmetristOne who believes in the symmetry of parts, social roles, etc.symmetrodont(zoology) Any Mesozoic mammal of the order Symmetrodontasymmict(geology) Describing a sedimentation unit that lacks structure and is composed of various-sized particles that are mixed to a greater extent in the lower section.sympathistSomeone who sympathizes; a sympathizer.sympathoblast(cytology) A pluripotential cell in the embryo that develop into either a sympathetic nerve cell or a chromaffin cellsympercent(statistics) A symmetric percentage difference (used to simplify the presentation of logarithmically transformed data)symphonistA composer of symphoniessymplast(biology) The inner side of the plasma membrane of a plant in which water can freely diffuse.symportThe transportation, through a membrane, of molecules of more than one substance at the same time.symposiastA participant in a symposium.symptomatologistOne who studies symptomatology.synantherologistOne who studies or practises synantherology.synarchistA supporter of synarchy or synarchism.synaxaristOne who compiles a synaxarion.synchiotrophoblastMisspelling of syncytiotrophoblast.synchronist(linguistics) One who takes a synchronic approach.synciputObsolete spelling of sinciput.syncophantMisspelling of sycophant.syncopistSomeone who syncopates.syncretistOne who attempts syncretism, the fusion of different systems or beliefs.synctiotrophoblastMisspelling of syncytiotrophoblast.syncytiotrophoblast(cytology) The outer layer of the trophoblast, consisting of a single cell with many nuclei and a very large size and surface area.syndetA synthetic detergent, as opposed to a natural soap.syndicalistOf, relating to, supporting, or advocating syndicalism.synecdochistOne who uses synecdoche.synechistA proponent of synechism.synecologistSomeone who practises or supports synecology.synergistAny synergistic agent.syngenesiotransplantA syngeneic transplant.synodistAn adherent to, or member of, a synod.synodontAny member of the genus Synodontis of catfishes.synonymistA person who uses or studies synonyms, especially one who curates collections of them.synoptistAn author of one of the synoptic gospels, that is, Matthew, Mark, and Luke.synriftSedimentary deposition of rocks during an extensional geological regime.synset(information science) A set of one or more synonyms that are interchangeable in some context without changing the truth value of the proposition in which they are embedded.syntacticistSynonym of syntactician.syntaxistOne who studies syntax.synthesistOne who synthesizes.synthetistA synthesist; one who synthesizes.syphilologistA specialist in syphilology.syrtA kind of elevated flatland in Russia and Central Asia.systAbbreviation of system.systematicistA person who studies systematicity.systematistA biologist who studies systematics.syuzhet(narratology) The way in which the story is told throughout a book or film; an employment of narrative.syzygant(mathematics) A rational integral function of the invariants of a quantic that vanishes when expressed as a function of the coefficients.