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All 574 Matching Words

fabianite(mineralogy) A monoclinic-prismatic colorless mineral containing boron, calcium, hydrogen, and oxygen.fablelikeResembling a fable or fairy talefabricate(transitive) To form into a whole by uniting its parts; to construct; to build.facecrimeA facial expression considered unacceptable.facepieceAlternative form of face piece.faceplateA removable protective shield separating the inner workings of a machine from operator and observer.facetlikeResembling or characteristic of a facet (flat surface of a gemstone).facialize(rare) To put a face to; to give a face.facsimile(countable) A copy or reproduction.facticideThe distortion or concealment of facts.factitive(linguistics, of a verb, rare, catachresis) Factive.factitudeThe property of being factual.factorageThe commission paid to a factorfactoriseAlternative form of factorize.factorize(mathematics, transitive) To create a list of the factors of.facultiseAlternative form of facultize.facultizeTo educate in an academic discipline.fadrazoleMisspelling of fadrozole.fadrozole(pharmacology) An aromatase inhibitor used in the treatment of breast cancer.faerylikeObsolete spelling of fairylike.faggotize(transitive, vulgar, derogatory) To make or depict as homosexual.fahlunite(mineralogy) A variation of fahlunite.fainaigueTo achieve or obtain (something) by complicated or deceitful methods; to finagle, to wangle.faineanceThe state or quality of being faineant.faintsome(chiefly dialectal) Characterised by fainting or faintnessfairtradeProduced in such a way that everybody involved in the production receives a fair wage for their work.fairycakeAlternative spelling of fairy cake.fairycore(aesthetic) An aesthetic focusing on imagery and fashion related to fairies.fairylikeResembling or characteristic of a fairy.fairyloreThe knowledge, study, history, or lore of fairies.fairysomeCharacteristic of a fairyfairytaleAlternative spelling of fairy-tale.faithcureAlternative form of faith-cure.faithwiseIn terms of religious faith.fakeitude(rare) The state of being fake; fakeness.falconineOf, or relating to falcons or hawks.falculate(zoology, archaic) Curved and sharp-pointed, like a falcula.falsefaceA mask covering the face.famewhoreAlternative form of fame whore.fanciable(UK, informal) Worthy or likely to be fancied; sexually attractive.fandangleA piece of nonsense or foolishness.fanfaradeSynonym of fanfare (“flourish of trumpets or horns”).fantasiseNon-Oxford British English standard spelling of fantasize.fantasize(intransitive) To indulge in fantasy; to imagine things only possible in fantasy.fantasque(obsolete) fantasticalfanteagueAlternative form of fantigue.farandineAlternative spelling of ferrandine.farandoleA lively chain dance in 6/8 time, of Provençal origin.farcelikeResembling or characteristic of farce.farcilite(mineralogy, obsolete) Pudding stone.farmhouseA house (usually the main house) on a farm; thus:farmplaceThe site of a farm with its associated buildings; a farmstead.farmscapeA landscape dominated by a farm or farmland.farnesane(organic chemistry) The branched aliphatic hydrocarbon 2,6,10-trimethyldodecane, derived from farnesene, used as a biodieselfarnesene(chemistry) Any of six sesquiterpenes, one of which is responsible for the green colour of apples.fasciculeAn installment of a printed work, a fascicle.fascinateTo evoke an intense interest or attraction in someone.fatheresebaby talk from the baby's fatherfathomage(mining) The amount of money paid to a miner based on fathoms of material worked.fatigableSusceptible to fatigue; easily able to become physically exhausted.fatmobile(slang, derogatory) A mobility scooter.faucalize(phonetics) To simultaneously contract the palatoglossus and palatopharyngeus muscles, which have the effects of: vertically expanding and laterally constricting the pharyngeal cavity, of constricting the oropharyngeal isthmus, and of raising the pharynx relative to the larynx.faujasite(mineralogy) A zeolite mineral consisting of sodalite cages connected through hexagonal prisms.faultableCapable of being faulted, or found fault with.faultlineAlternative form of fault line.faunivoreAny animal that eats other animals.faunizoneA geological region that is characterised by a specific set of animal species (fauna).faveolate(biology) Having cavities or cells like those of a honeycomb.favorableUS standard spelling of favourable.favouriseNon-Oxford British English standard spelling of favorize.favourite(superlative) Most-liked. (In other words, [person]'s favorite [noun] = the [noun] that [person] likes the most.)favourizeAlternative form of favorize.fearscapeA place or general atmosphere of fear.feastingeObsolete form of feasting.feastlikeResembling or characteristic of a feast.feastware(chiefly in the SCA) Silverware (knives, forks and spoons), drinking vessels, and plates and/or bowls; those things one uses to eat a meal.featurize(transitive) To add (additional) features to.febricide(medicine, obsolete) A substance that destroys a fever.febricule(medicine, obsolete) A slight fever.febrifuge(pharmacology) Synonym of antipyretic (“a fever-reducing medication”).febriliseAlternative form of febrilize.febrilize(medicine, archaic) To induce fever; to affect with fever.feculenceThe state or quality of being feculent.fecundateTo make fertile.fecundize(transitive) To make fecund.fediverseAlternative letter-case form of Fediverse.fedrilateA particular cough suppressant.feedstore(US) A store selling feed for animals.feignableAble to be feigned.felbamate(pharmacology) An anticonvulsant drug C₁₁H₁₄N₂O₄ that is used to treat severe epilepsy or epilepsy that is unresponsive to other drugs.felophileSynonym of ailurophile.felquiste(politics, historical) A member of the Front de Libération du Québec, a militant Quebec separatist group founded in the 1960s.feltyfare(UK, regional) The fieldfare.feminiteeObsolete form of feminity.femopause(rare, nonstandard, feminism) Synonym of menopause.femtomole(chemistry) A billionth of a millionth (10⁻¹⁵) of a mole. Symbol: fmolefenaksite(mineralogy) A triclinic-pinacoidal mineral containing calcium, fluorine, hydrogen, iron, manganese, oxygen, potassium, silicon, and sodium.fencamineA psychostimulant drug of the amphetamine class, closely related to fenethylline.fencelikeResembling or characteristic of a fence (artificial barrier).fencelineThe path a fence takes through a landscape; a long, usually straight, section of fence.fencepoleA usually wooden pole forming part of a fence.fencewireAlternative form of fence wire.fendiline(pharmacology) A calcium channel blocker.fenestraeplural of fenestrafengabine(pharmacology) A drug investigated as an antidepressant but never marketed.fenodyree(folklore) A little hairy sprite in the folklore of the Isle of Man.feprazoneA certain drug used for joint and muscular pain.ferberite(mineralogy) A monoclinic-prismatic black mineral containing iron, oxygen, and tungsten.ferhoodle(US, dialect, transitive) To confuse or puzzle.ferimzoneA particular fungicide.fermetureThe mechanism for closing the breech of a breech-loading firearm, in artillery consisting principally of the breechblock, obturator, and carrier ring.fermorite(mineralogy) A hexagonal-dipyramidal mineral containing arsenic, calcium, hydrogen, oxygen, phosphorus, and strontium.fernbrakeA thicket of fern or brackenfernticle(obsolete, dialect, Scotland) A freckle on the skin.ferriableCapable of being ferried.ferriheme(biochemistry) A form of heme containing oxidized (ferric) ironferroceneAny of a class of metallocenes containing an iron atom between two cyclopentadienyl rings; especially the simplest of the class bis-cyclopentadienyl iron.ferroheme(biochemistry) A form of heme containing reduced (ferrous) ironferrotype(uncountable) An early photographic process in which the image was made on an iron plate having a sensitized surface film.ferrozineA particular ferroin that is used as an indicator for the presence of ironferryableAlternative form of ferriable.fersolate(medicine) ferrous sulfate in the form of an iron tabletfertigate(transitive, agriculture) To carry out fertigation on.fertiliseNon-Oxford British English standard spelling of fertilize.fertilizeTo make (the soil) more fertile by adding nutrients to it.fervanite(mineralogy) A monoclinic mineral containing hydrogen, iron, oxygen, and vanadium.fessewiseAlternative spelling of fesswise.festinate(medicine) To become involuntarily quicker, such as when walking or speaking, due to certain disorders.festucine(organic chemistry) Loline, an alkaloid with the formula C₈H₁₄N₂O.fetchableCapable of being fetched.fetiasite(mineralogy) A monoclinic-prismatic creamy white mineral containing arsenic, iron, oxygen, and titanium.fetichiseArchaic spelling of fetishize.fetichizeArchaic spelling of fetishize.fetishiseNon-Oxford British English standard spelling of fetishize.fetishizeTo make the subject of (often sexual) obsession.fetoscopeA flexible fibreoptic device used to view a foetus in the womb.fettelite(mineralogy) A monoclinic-sphenoidal grayish white mineral containing antimony, arsenic, copper, iron, lead, mercury, silver, sulfur, and thallium.fettucineMisspelling of fettuccine.fetuslikeResembling or characteristic of a fetus.feudaliseAlternative spelling of feudalize.feudalizeTo make something feudal.feuillagearchaic form of foliagefeverlikeResembling or characteristic of a fever.feversomeCharacterised or marked by feverfianelite(mineralogy) A monoclinic-prismatic orange red mineral containing arsenic, hydrogen, manganese, oxygen, and vanadium.fiberlike(American spelling) Like fiber; fibrous.fiberwise(mathematics) Of or pertaining to the fiber of a map.fibrelikeLike fibre; fibrous.fibrewiseAlternative form of fiberwise.fibrilize(transitive) To convert into, or furnish with, fibrils.fibrillaeplural of fibrillafibrinase(biochemistry) An enzyme involved in the formation of fibrin.fibrocyteAn inactive connective tissue cell that is capable of forming collagenfibrolase(biochemistry) fibrinolytic proteinase: a hydrolase enzyme found in the venom of the southern copperhead snakefibrolineA kind of yarn made from textile waste.fibrolite(mineralogy) Sillimanite.fieldable(sports) Able to be fielded.fieldfareA large thrush, Turdus pilaris, a bird of Eurasia.fieldlikeResembling or characteristic of a field (in various senses).fieldlineAlternative spelling of field line.fieldloreKnowledge or skill gained in the fields; knowledge of rural pursuits.fieldmiceplural of fieldmousefieldnote(chiefly in the plural) A note taken while working "in the field", i.e. in a real-world situation.fieldsideAlongside a field.fieldsiteA site where fieldwork is carried out.fieldvoleAlternative form of field volefieldwideThroughout an entire field (of research, industry, etc.).fiendetteA female fiend.fiendlikeResembling a fiend.fiftyfiveAlternative form of fifty-five.fiftynineAlternative form of fifty-nine.fightableAble to be fought.fightsomeCharacterised or marked by fighting; possessing a fighting spirit or tendency.fightwite(UK, historical, law) In Medieval Britain, a fine imposed on someone for disturbing the peace with a fight or quarrel.figurableCapable of being brought to a fixed form or shape.figurante(dated) A female figurant, especially a ballet dancer.filesnakeAlternative form of file snake.filespace(computing) The space where files are stored.filestore(computing) A conceptual space where files are stored.filigrane(obsolete) filigreefillagreeArchaic form of filigree.filligreeArchaic form of filigree.fillowite(mineralogy) A trigonal-rhombohedral mineral containing calcium, iron, manganese, oxygen, phosphorus, and sodium.filmesqueResembling or characteristic of a film; cinematic.filoplume(ornithology, archaic) A hair-like feather; a feather with a slender scape and without a web in most or all of its length.filoselleA soft silk embroidery threadfiltrableAlternative form of filterable.fimbriate(transitive) To fringe; to hem.fimbriome(biology) All the fimbriae of an organismfinchlikeResembling or characteristic of a finch.fingerite(mineralogy) A very rare triclinic-pinacoidal black mineral containing copper, oxygen, and vanadium.finrozole(pharmacology) A drug which acts as aromatase inhibitor thus reducing estrogen production; used e.g. in treating breast cancer.fioriture(music) flourishes in a melody by a singer or musician.firebathe(ambitransitive) To take a firebath.firedrakeA fire-breathing dragon.firegrateAlternative form of fire grate.firehouse(US, firefighting) A fire stationfireplaceAn open hearth for holding a fire at the base of a chimney.fireshineThe shine or glow of fire.firesmokeSmoke from a fire.firestoneIron pyrite, formerly used for striking fire.firmicuteAny bacterium of the phylum Firmicutes.firmitude(obsolete) strength; stabilityfirstable(nonstandard, non-native speakers' English) First of all; firstlyfirstripe(archaic) Of fruit, the earliest to ripen; the freshest.fishborneCarried by fishfishhouseA business located at the water's edge that provides support to fishermen and which buys and then processes and onsells their catch.fishlouseAlternative form of fish louse.fishpasteAlternative form of fish paste.fishplate(rail transport) A metal bar that is bolted to the ends of two rails to join them together in a track.fishsauceRare form of fish sauce.fishscale(countable, literal) The scale of a fish.fishsicle(informal, humorous) A cold or frozen fish.fissipedeAlternative form of fissiped.fissurateTo have or develop fissures (typically referring to a broken thallus surface split by fine, narrow lines).fistulateHollowed like a fistula.fistuliseAlternative form of fistulize.fistulize(medicine) to form a fistulafistuloseFormed like a fistula; hollow; reed-like.fivebrane(physics) A brane having five (spatial) dimensions.fivepenceA monetary amount of five pence.fivescore(archaic) hundredfjordlikeResembling or characteristic of a fjord.flacherieA disease of silkworms, resulting from their consumption of infected or contaminated mulberry leaves.flaggableCapable of being flagged, or marked for attention.flagitate(archaic) To importune; to demand fiercely or with passion.flagranceflagrancy; obviousnessflagstoneA flat, rectangular piece of rock or stone used for paving or roofing.flaillikeResembling or characteristic of a flail.flailsomeCharacteristic of a flail, or characterised by flailingflairsomeCharacterised or marked by flair.flakeableAlternative spelling of flakable.flakelikeResembling or characteristic of a flake.flamberge(weaponry) A European sword, typically a greatsword, which had a wavy blade, possibly to increase the cutting surface or for aid in parrying.flameable(Internet slang) Capable of, or suitable for, being flamed.flamelikeResembling a flame or its colour.flammableCapable of burning.flankableAble to be flanked.flankwiseIn terms of, or by means of, a flank.flappableAble to be moved by flapping.flashable(computing) Capable of being flashed (having its memory rewritten).flashcubeAlternative form of flash cubeflashfireA sudden, intense fire caused by the ignition of flammable substances in the air.flashlikeResembling or characteristic of a flash.flashline(journalism) An eye-catching phrase usually placed above a headline.flashtubeSynonym of flashlamp.flasketteA small flask (laboratory equipment)flasklikeResembling or characteristic of a flask.flathouseA house containing a number of flatsflatscapeAny flat surface or area; a platform.flatsedgeAny of various sedges in the genus Cyperus.flatshareAn arrangement in which two or more people share a flat (apartment building).flatulateTo fart, to emit digestive gases from the anus, especially with accompanying sound and smell.flatweave(chiefly attributive) A kind of carpet created by interlocking warp (vertical) and weft (horizontal) threads.flavadine(biochemistry) An alkaloid derived from Aconitum flavum, 12-acetyl-N-oxide-napelline.flavanone(organic chemistry) Any of a class of flavonoid ketones, many of which occur in nature as glycosidesflavesone(organic chemistry) The insecticidal cyclic ketone 2,2,4,4-tetramethyl-6-(2-methylpropanoyl)cyclohexane-1,3,5-trione present in some essential oilsflavinate(biochemistry) To react with a flavin.flavononeMisspelling of flavanone.flavorize(transitive) To add flavor to something.flavoxateA particular antimuscarinic used to control bladder spasms.flazaloneA nonsteroidal anti-inflammatory drug.fleaborne(of a disease) Transmitted by fleas.flechetteA small sharp antipersonnel projectile, used as shrapnel, fired from a shotgun, or scattered from an aircraft.fleetmateA boat in the same fleetfleetnameThe name of a fleet of buses, coaches or lorriesfleetsideA pickup truck having flat bedsides. The rear quarter panels are flat and run lengthways along the wheel-well openings.fleetwideThroughout a fleet.fleshlikeResembling fleshfleuretteAlternative form of fleuret (“ornament”).flexatoneA modern percussion instrument consisting of a small flexible metal sheet suspended in a wire frame ending in a handle.flexatubeA folded paper puzzle created by connecting the ends of a strip of four squares, each folded along 45-degree diagonals. The solver is challenged to turn the structure inside out using only foldings.flexitime(business, human resources) An arrangement that allows employees to set their own working hours within agreed limits; normally must include certain periods (core time) when they must be at work.flexivoreOne who is usually or primarily carnivore, but not strictly so.flexplateA disk that connects the output from an engine to the input of a torque converter in a vehicle equipped with an automatic transmission, taking the place of the flywheel found in a conventional manual transmission setup.flickableCapable of being flicked.flintlikeResembling flint; stony.flintwareA superior kind of earthenware made with flint.flippableAble to be flipped.flippanceAlternative form of flippancy.flirtableSuitable for flirting with.flirtsomeMarked by flirting; flirtatiousfloatableThat may be floated.floatlineSynonym of corkline.floatsome(dialectal) Alternative form of flotsam.flocklikeResembling or characteristic of flocks.flockmateA member of the same flock.flockwiseIn or as a flock.floggableAble to be flogged.floodableable to be floodedfloodgateAn adjustable gate or valve used to control the flow of water through a sluice.floodlikeResembling or characteristic of a flood.floodtideAlternative form of flood tide.floodtimeA time (often an annual season) during which an area is flooded; the season when a river floods its banks.floorcareThe care and maintenance of floors and carpets.floorlikeResembling or characteristic of a floor.floormateA person with whom one shares a floor in a building.floortileAlternative spelling of floor tile.floortimeA form of therapeutic intervention, used mainly with autistic children, in which the therapist meets the child at its current developmental level and entices it to move up a hierarchy of developmental milestones.floorwise(poetic, nonce word) Like a floor.flophouse(US, slang) A cheap hotel or boarding house where many people sleep in large rooms.floralize(transitive, rare) To make floral.floricane(botany) A stem of some species of Rubus in its second year of growth, when it bears flowers.floricideThe killing of a flower.florivore(biology) Any organism that consumes flowers as the main part of its dietflossableCapable of being flossed.flossibleAlternative form of flossable.flosslikeResembling or characteristic of floss.flosulideA cyclooxygenase inhibitor.flourlikeResembling flour.flowerageflowers, considered collectively or in general.flowsnake(computer graphics) The Gosper curve.flowstone(geology) A secondary layered mineral deposit of calcite or other mineral, formed by water flowing down the walls and along the floor of a cave.fluctuate(intransitive) To vary irregularly; to swing.fluellite(mineralogy) An orthorhombic-dipyramidal mineral containing aluminum, fluorine, hydrogen, oxygen, and phosphorus.flufflikeResembling fluff.fluidlikeResembling a fluid.flukelikeResembling or characteristic of a fluke (worm).flukicideAny substance that kills fluke worms.flumexineSynonym of flunixin.flumizoleAn anti-inflammatory drug.flumpence(UK, colloquial, rare) A derisory amount of moneyflunixineAlternative form of flunixin.fluoresce(intransitive, physics) To emit electromagnetic radiation, especially visible light, when absorbing radiation of some other wavelength.fluothane(organic chemistry) Halothane.fluridoneAn aquatic herbicide, 1-methyl-3-phenyl-5-(α,α,α-trifluoro-m-tolyl)-4-pyridone, derived from pyridone.fluroxeneA particular fluorinated ether used in clinical anesthesia.flushable(of a toilet) That has a flushing mechanism.flustrate(colloquial) To fluster or frustrate.flutamide(pharmacology) A nonsteroidal antiandrogen C₁₁H₁₁F₃N₂O₃ that is taken orally in the treatment of prostate cancer.flutelikeResembling a flute or the sound of flute musicfluxbrane(physics) A form of brane postulated by supersymmetry and supergravity.fluxstoneCalcium-rich limestone used as a flux in metal smelting.flybridgeA flying bridgefocusableCapable of being focused.foehnlikeResembling or characteristic of a foehn (type of wind).foeticideAlternative form of feticidefoidolite(geology) A course-grained intrusive igneous rock where most light-coloured minerals are feldspathoids.foistware(computing, derogatory) Software that is installed without the user's knowledge or consent, often bundled with another product.foldosome(biology) An organelle responsible for protein foldingfoldscopeA microscope or similar optical instrument made by origami-like folding of a single piece of card (plus one or more lenses)foliature(obsolete) Foliage; leafage.foliolateOf or pertaining to leaflets of a plant.foliolose(botany) Bearing folioles.folkdanceAlternative spelling of folk dance.folkhouseAlternative form of folk house.folkstyle(US, sports) Being a style of amateur wrestling practised at collegiate and university level in the United States; the ultimate goal is to pin the opponent to the mat, and the legs can be used in offense and defense.folkweaveRough, loosely-woven fabric, often in traditional designsfontanite(mineralogy) A monoclinic-prismatic honey yellow mineral containing calcium, carbon, hydrogen, oxygen, and uranium.foodborneTransmitted through food.foodscapeA metaphorical landscape of foods and their production methods and cultural associations.foodstoreA shop that sells food.foodstyleOne's lifestyle with regard to food; eating habits.footbrakeAlternative spelling of foot brake.footgloveA sock with a separated big toe and a fastener at the ankle.footlooseTending to travel or do as one pleases; readily without many commitments or responsibility.footpieceA bandage for the footfootplateThe engineer's cab in any kind of train.footquakeseismic activity caused by the feet of many people moving in unisonfootshakeA shake of the foot, possibly imitating a handshake.footslaveA slave that travels by foot carrying items for his master.footslopeThe gently inclined hillslope at the foot of a hillfootstoneA gravestone placed at the foot of a grave; typically smaller than a headstone, and frequently resembling a large cobblestone.footstoveAlternative form of foot stove.fopdoodle(obsolete) A stupid person; a fool, a simpleton.forbesideA particular steroid glycoside.forbesite(mineralogy) A hydrated arsenate of nickel and cobalt found in the Atacama desertforceableObsolete form of forcible (“able to be forced”).forcewideThroughout a whole force, such as a police force.forcipate(botany, zoology) Having a forceps-like structure.forcipuleA modified pincer-like foreleg or maxilliped in centipedes, capable of injecting venom.forcleave(obsolete) to cut to pieces, hack, chop up.forebrace(nautical) A rope applied to the fore yardarm, to change the position of the foresail.forebulge(geology) A largely erosional area of higher elevation between the foredeep and the backbulge.forechaseThe front of a hunt; a first assaultforechosesimple past of forechooseforeclose(transitive, law) To repossess a mortgaged property whose owner has failed to make the necessary payments; used with on.forefence(obsolete) A defense at the front.foreguide(transitive) To guide beforehand or in advance; guide forth or forward.forehorseThe foremost horse in a team of horses; a lead horseforehouseThe front or forward part or room of a house; a foyer.forejudge(transitive) To judge beforehand; prejudge.foreledgeThe forward facing or anterior part of a ledge.forepieceThe front or forward-facing piece of an object, especially of a capforeplane(nautical, aeronautics) A relatively flat surface located well forward of a vehicle's center of gravity used for stability and, when movable, used for steering and attitude control; common on submarines, also used on surface ships and aircraft.foreprize(obsolete) To assume, take for granted; to provide for beforehand; to anticipate.foreseize(obsolete, rare, transitive) To seize beforehand.foresenseTo perceive or sense in advance.foreshameAlternative form of forshame.foreshape(transitive) To shape or mould beforehand; prepare in advance.foreshineA shine seen in advance.foreshoreThe part of a shore between high water and low water.foreslopeAn upward slope of a mountain, etc.forespaceAny space or area positioned toward the front (e.g. of a room, building, plot, landscape, scenery, etc.); foregroundforespake(archaic) simple past of forespeakforespokesimple past of forespeakforespore(biology) The structure, in bacteria, in which an endospore developsforestageThe part of a theatre stage in front of the closed curtain.forestate(transitive) To state in advanceforestineOf or relating to a forest.forestone(metallurgy, Northern England, Scotland) A piece of cast-iron which lies across the hearth with its ends resting between the keystones, and which can be moved toward the front or back of the hearth as required. It is a part of the small rectangular furnace called the "ore-hearth," used in the smelting of lead.foresworesimple past of foreswearforetasteA taste beforehand.forewasteAlternative form of forwaste.forewrite(ambitransitive, archaic) To write beforehand; write in advance.forficate(zoology, said mostly of tails of certain birds) Deeply forkedforgeable(metallurgy) That can be forged (shaped under heat and pressure).forgelikeResembling or characteristic of a forge.forgetive(obsolete) inventive; productive; capableforgoableThat can be forgone.formaleseThe style of language used in formal contexts.formalineformaldehydeformalise(British spelling) Alternative spelling of formalize.formalize(transitive) To give something a definite form; to shape.formamide(organic chemistry) The amide of formic acid HCO-NH₂ or any N-substituted derivative; they are used in the synthesis of pharmaceuticalsformativeCapable of forming something.formatize(rare, art) To trim or add to a picture in order to make it fit into a standard frame size.formazaneAlternative form of formazan.formazine(organic chemistry) A heterocyclic derivative of adamantaneformicateTo move like ants.formicideA substance that kills antsformicineOf, relating to, or characteristic of ants.formimide(organic chemistry) An imide of formic acid (H-CO)₂NHformivorean organism that eats or consumes ants, such as an anteaterformstoneA plasterlike artificial stone compound made to resemble stone (rock); the stonelike (rocklike) veneer thus produced.formulate(transitive) To put into a clear and definite form of statement or expression.formuliseAlternative form of formulize.formulize(transitive) To reduce to a formula; to formularize.formylase(biochemistry) formamidaseformylate(organic chemistry) To introduce a formyl group into a moleculefornacite(mineralogy) A rare monoclinic-prismatic lead copper chromate arsenate hydroxide mineral, which is generally green to yellow and translucent to transparent, and has a Mohs hardness of 2.3, a specific gravity of 6.27, and a Strunz classification of 7.FC.10.fornicate(intransitive) To engage in fornication.fortalice(archaic) A small fortress.fortamineAn aminocyclitol found in astromicin.forthboresimple past of forthbearforthcamesimple past of forthcomeforthcome(intransitive) To come forth.forthfare(intransitive) To go forth; go away; depart; journey.forthgive(obsolete) To give forthforthyete(transitive, obsolete) To pour out.fortilage(obsolete) A little fort; a blockhouse.fortilice(rare) Alternative spelling of fortalice.fortitudeMental or emotional strength that enables courage in the face of adversity.fortresseObsolete spelling of fortress.fortuniseAlternative form of fortunize.fortunize(rare, obsolete, transitive) To make fortunate or wealthy.fortyfiveAlternative form of forty-five.fortynineAlternative form of forty-nine.foshagite(mineralogy) A monoclinic-prismatic snow white mineral containing calcium, hydrogen, oxygen, and silicon.fossilate(dated) To fossilizefossiliseAlternative spelling of fossilize.fossilize(transitive) To make into a fossil.fossulateHaving, or surrounded by, long, narrow depressions or furrows.fosterageThe act of fostering another's child as if it were one's own.fougerite(mineralogy) A trigonal clay mineral that is chemically and structurally related to green rust.foundableCapable of being founded or based (on or upon something).fourpenceA monetary amount of four pence.fourpiece(music) A group (of musicians and/or singers) comprising four people; a quartet.fourscore(now archaic) Eighty.fourspine(zoology) Having four spines; used in the names of species.fovealizeTo migrate towards the foveafoveolate(zoology, botany) Having small pits or depressions, like the receptacle in some composite flowers.fowlerite(mineralogy) A variety of rhodonite that contains zinc.fowlhouseA building for keeping fowls; a henhouse.foyerlikeResembling or characteristic of a foyer.frackableSuitable for hydraulic fracturing.fractable(architecture) A decorative coping on a gable wall that rises up to obscure the roof line.fractance(physics) fractional-order impedance (that has a constant phase angle)fraggable(video games, slang) Able to be fragged (killed).fragiliseAlternative form of fragilize.fragilize(transitive) To make fragile.fragranceA pleasant smell or odour.frailsomeCharacterised or marked by frailnessframboiseRaspberry liqueur.frameableSuitable for framing.frameline(photography) A line in the viewfinder indicating the boundary of the image that will be captured.framerateAlternative form of frame rate.framerule(speedrunning) A multiple of frames (video pictures), at the beginning of which the game performs a check, typically as to whether the player reached an area.framewiseIn terms of frames.franchiseThe right to vote at a public election or referendum; see: suffrage.frangibleAble to be broken; breakable, fragile.frankableEligible for franking (free postage).franksomeMarked or characterised by franknessfrathouseAlternative spelling of frat house.freaksome(informal) Characteristic or typical of a freakfreecycleTo recycle by giving away an item for free.freelanceSomeone who sells their services to clients without a long-term employment contract.freeledgeAlternative form of freelage.freephone(chiefly UK, Ireland) A service offering telephone calls free of charge to designated numbers.freeskate(ice skating) A segment of figure skating, in which the skaters have more freedom than the short programfreestone(geology) Sedimentary rock: a type of stone that is composed of small particles and easily shaped, most commonly sandstone or limestone.freestore(computing, programming) The heap of available memory.freestyle(sports) A sports event where competitors can choose their own method of participation.freewrite(writing) To write continuously for a set period of time without regard to spelling, grammar, or topic.freewrotesimple past of freewritefreezableCapable of being frozen; especially capable of use after subsequent thawing.freezoree(US) A camporee held in the winter.frenchiseObsolete spelling of franchise.frenulateHaving a frenulumfrequence(obsolete) A crowd or throng of people.fresnoite(mineralogy) A tetragonal-ditetragonal pyramidal mineral containing barium, oxygen, silicon, and titanium.friarlikeResembling or characteristic of a friar.fricasseeMeat or poultry cut into small pieces, stewed or fried and served in its own gravy.fricatiseNon-Oxford British English standard spelling of fricatize.fricative(phonetics) produced by air flowing through a restriction in the oral cavity.fricatize(linguistics) To make fricative.friedcake(US) A small deep-fried pastryfrigerate(obsolete, transitive) To make cool.frillsomeCharacterised or marked by frill(s)frivolize(transitive) To make frivolous, or treat frivolously.frizzante(of wines) Lightly sparkling.frocklikeResembling or characteristic of a frock.frogsicle(informal, humorous) A cold or frozen frog.frolovite(mineralogy) A triclinic-pinacoidal mineral containing boron, calcium, hydrogen, and oxygen.frondesce(archaic, intransitive, of leaves) to unfurl.frondlikeResembling or characteristic of a frond.frontline(military) Located at a front.frontpage(less common) Alternative spelling of front page.frontside(board sports) Approaching a wave or obstacle forward, rather than backward.frontwiseToward the front; in the direction of the front; frontward.frosemideMisspelling of furosemide.frostbiteAn injury suffered as a result of freezing of some part of the body, typically fingers, toes or the nose.frostlikeResembling frost or some aspect of it.frostlineAlternative form of frost line.frownsomeCharacterised or marked by frowningfructuate(intransitive, archaic) to bear fruitfrugalize(ambitransitive) To do something frugally.frugivoreAn animal whose diet is mostly fruit.frugosideA particular steroid glycoside.fruitcakeA cake containing dried fruits and, optionally, nuts, citrus peel and spice; usually served in celebration of weddings and Christmas.fruitcase(botany) Synonym of exocarp.fruitiqueAn upmarket or trendy fruitshop.fruitlikeResembling fruit.frusemide(organic chemistry, pharmacology) Former BAN name of the drug furosemide.frustrage(nonstandard) An intense feeling of frustration and anger.frustrate(transitive) To disappoint or defeat; to vex by depriving of something expected or desired.frustruleMisspelling of frustule.fruticose(botany) Having woody stems and branches; shrubbyfuckhouse(vulgar, slang) A brothel.fuckjuice(vulgar slang) Semen, pre-ejaculate, or vaginal fluids, especially those produced during sexual intercourse.fuckslave(sexuality, vulgar) Somebody who is obligated to serve the sexual desires of somebody else.fucktonneAlternative form of fuckton.fudgeableCapable of being fudged.fudgelikeResembling fudge (the confection).fudgsicleA chocolate-flavored popsicle.fuguelikeResembling a fuguefulgurate(intransitive) To flash or emit flashes like lightning.fulguriteGlass formed by a lightning strike melting sand or other material.fullerane(organic chemistry) Any fully saturated fullerenefullerene(organic chemistry) Any closed-cage compound having twenty or more carbon atoms consisting entirely of 3-coordinate carbon atoms.fulleride(chemistry) a fullerene doped with a metal atom; some of them exhibit superconductivityfullerite(chemistry, mineralogy) The solid form of a fullerene.fullscaleAlternative spelling of full-scale.fulminate(intransitive, figuratively) To make a verbal attack.fulvalene(chemistry) the bicyclic hydrocarbon formed from two cyclopentadiene rings linked with a double bond; any derivative of this compoundfumdiddleAlternative form of flummadiddle.fumigableCapable of being fumigated.fundraise(intransitive, with for) To raise funds (for a specified cause or purpose).fungicideA substance used to kill fungus, whether yeasts, molds, mildews, or mushrooms.fungisoneMisspelling of fungizone.fungivoreAny fungivorous organism; a fungus-eater.fungizoneamphotericin BfunnisomeCharacterised or marked by funninessfunnyboneAlternative form of funny bone.funtumine(organic chemistry) The steroidal amine 1-[(3R,5S,8R,9S,10S,13S,14S,17S)-3-amino-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone derived from pregnanonefurfurine(archaic, organic chemistry) A base obtained indirectly from furfurol.furfuroleAlternative form of furfurol.furnitureThe harness, trappings etc. of a horse, hawk, or other animal.furongite(mineralogy) A triclinic-pinacoidal mineral containing aluminum, hydrogen, oxygen, phosphorus, and uranium.furostaneA particular steroid glycosidefurtereneA diuretic drug.fusilladeThe simultaneous firing of a number of firearms.fustigate(transitive) To hit someone with a club.futurableCapable of existing or occurring in the future: possible.