10-Letter Words Starting With O and Ending With Y

Explore 181 matching words, including oathworthy, obdurately, obediently, obeisantly, obituarily.

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All 181 Matching Words

oathworthyOf sufficiently good character to be able to swear an oath and be believed.obduratelyIn an obdurate manner; stubbornly, intractably or inflexibly.obedientlyIn an obedient manner.obeisantlyIn an obeisant manner.obituarilyIn terms of, or by means of, an obituary.objuratoryRelating to objuration.obligatelyIn an obligate manner.obligatoryImposing obligation, legally, morally, or otherwise; binding; mandatory.obliginglyIn an obliging manner; so as to oblige another; as a favour to another.obscuredlyIn an obscured manner.obsequency(obsolete, rare) obsequiousnessobservably(degree) To a detectable degree, sufficient to be observed.observancyObsolete form of observance.observedlyIn a way that is observed.obsessedlyWith an obsession.obsoletelyWhen out of date or no longer in use.obstetricy(obsolete) obstetrics.obstinancy(rare) Obstinance; the characteristic of being obstinate.obstruencyThe condition of being obstruent.occasionlyMisspelling of occasionally.occlusallyWithin, or associated with an occlusionoceanicity(of a climate) The condition or degree of being oceanic.oceanologyoceanographyochlocracyMob rule; government by the masses; mobocracy.octaploidyAlternative form of octoploidy.octogenary(obsolete) Of or related to the number 80, particularlyoctoploidy(genetics) The condition of being octoploidoculometry(medicine) Biometric measurement of the condition and movements of the eye.oddballeryQuirky, eccentric behaviour.odontogeny(archaic, biology) The generation, or mode of development, of the teeth.odontologyThe study of the structure and development of teeth.odontotomy(dentistry) The removal of gum tissue that overlays part of a toothodorimetryThe measurement of odor.odorlesslyWithout an odor.odourouslyMisspelling of odorously.oenographyWriting about wine.offendedlyIn an offended manner.officiallyIn an official manner; according to official rules or regulations.officialtyAlternative form of officiality.oheloberryThe berry of Vaccinium reticulatum, native to Hawaii, similar in taste to the cranberry.oiligarchy(informal, derogatory) A country or elite group that obtains its power from control of the oil industry.oleographyThe art or process of producing the pictures known as oleographs.oligoarrayA larger than normal microarrayoligocracyRule by a select few people.oligolatrythe worship of the few or the minorityoligolecty(entomology) The preference of an insect pollinator (chiefly a bee) for pollinating only a few plant species.oligophagyFeeding on few specific types of food (e.g. a single plant genus or family).oligopsonyAn economic condition in which a small number of buyers exert control over the market price of a commodity.ombrophilyThe condition of being ombrophilousomentopexy(surgery) The operation of suturing the omentum to the abdominal wall, securing anastomotic communication between the portal system and that of the vena cava.omissivelyIn an omissive manner; by omission.omniparity(archaic) complete equality; general equality.oncotripsy(surgery) The selective targeting of cancer tissue.ondulatoryMisspelling of undulatory.oneirologyThe study of dreams and their interpretation.onomomancyRare form of onomancy.onotherapy(medicine) Donkey riding as physical therapy.ontographyThe study of how living creatures react to the physiographic environment.onychology(medicine) the study of fingernails and toenailsoogamouslyIn an oogamous manner.ophelimity(economic) Economic satisfaction.ophiolatrysnake worshipophiomancyDivination using snakes.ophiophagyThe eating of snakes.opotherapyorganotherapyopposinglyin a manner that opposesoppositelyIn an opposite manner.oppugnancy(now rare, higher register) The act of oppugning; opposition; resistanceoptativelyIn an optative way.opticalityThe quality of being optical, or apprehended through sight.opticianryThe professional field of working as an optician.optimalityThe property of being optimal.optionallyIn an optional manner; not mandatorily.optographyThe production of an optogram on the retina by the photochemical action of light on the visual purple; the fixation of an image in the eye.oracularlyIn an oracular manner.orbitotomy(surgery) incision into the orbit of the eyeorchiopexy(surgery) A procedure for fixation of a testis, often to move an undescended testicle into the scrotum and keep it there.orchiotomySynonym of orchidotomy.ordinalityThe state or condition of being ordinal.ordinarilyUsually or as a general rule; commonly.ordinarity(rare) Ordinariness: the property of being ordinary.ordinatelyIn an ordinate manner; regular; orderly.oreographyAlternative form of orography.organicityThe quality of being organic.organogeny(dated) Organogenesis.organology(biology) The study of the organs of plants and animals.organonomy(dated) The biological laws regulating organic life.organonymy(biology) The designation or nomenclature of organs.orgulouslyIn an orgulous manner.orientallyIn an oriental manner.originally(not comparable) As it was in the beginning; at first.orismology(rare, lexicography) The explanation of technical terms.orofecallyBy the orofecal route.oronasallyIn an oronasal mannerorosensoryRelating to oral senses (e.g., taste, oral kinesthetic sense), and especially the innervation that provides for them.orotherapy(medicine, archaic) The use of serum to treat disease.orotundityThe quality of being orotund.orthodoxlyIn a correct or proper way; conventionally; correctly.orthodromyNavigation based on calculating the shortest distance between two locations on a globe or sphere.orthometryThe art or practice of constructing verses correctly or harmoniously; the rules of correct poetry.orthopaedyAlternative form of orthopedy.orthopathyAn alternative-medicine philosophy advocating a vegetarian raw-food diet with periods of intermittent fasting.orthophonyThe art of correct articulation / speakingorthoplasy(historical) A theory of evolution, stating that that individual modifications supplement, protect, or screen organic characters and keep them alive until useful congenital variations arise and survive by natural selection, and that this process, combined in many cases with 'tradition', gives direction to evolution.orthopraxyCorrectness of practice or action in regard to religion and especially religious ritual, particularly in juxtaposition to "correct doctrine", or "correct belief" (that is, "orthodoxy").orthoscopyExamination of the eye by means of the orthoscope.orthotropyThe condition of being orthotropic.oryctology(obsolete) The study of things dug out of the earth, including minerals and fossils.oscillancy(archaic) oscillation.oscitantlyIn an oscitant manner; drowsily or yawninglyosculatory(formal) Of or relating to kissing.osmolality(chemistry) The molality of an ideal solution that would exert the same osmotic pressure as the solution being considered.osmolarity(chemistry) The osmotic concentration of a solution, normally expressed as osmoles of solute per litre of solution.osmotrophy(biology) The movement of dissolved nutrients by means of osmosisosteectomy(surgery) The surgical removal of a bone.ostensibly(modal) Seemingly, apparently, on the surface; supposedly, according to representations or implications made by someone (especially when their motives are suspected by others).osteoclasy(medicine) The surgical fracture and resetting of a bone.osteomancyA kind of divination by means of bones.osteomantyObsolete form of osteomancy.osteometry(anatomy) The measurement of the bones of the skeleton (both human and animal)osteopathy(alternative medicine) The branch of therapy based on manipulation of bones and muscles.osteophagySynonym of osteophagia.osteoscopyThe examination of bones, typically by endoscopyotocephalyA lethal cephalic disorder involving the total or near-total absence of the lower jaw.otosurgery(surgery) surgery to the (middle and inner) earoutbackery(Australia) Literature that focuses on life or adventures in the outback; the prose analog of bush balladry.outdatedlyIn an outdated manner.outgoinglyIn an outgoing manner.outjourney(transitive) To journey beyond, or farther than.outmodedlyIn an outmoded manner.outqualify(sports) To qualify in a higher position than anotheroutragedlyIn an outraged way.outsatisfy(transitive) To provide more satisfaction than.outsiderlyLike an outsider; not accepted.ovarectomy(surgery) Alternative form of ovariectomy.ovariopexy(surgery) Fixation of the ovary to the abdominal wall.ovariotomy(surgery) Synonym of oophorotomy.ovationaryOf or relating to ovation.overboldlyIn an excessively bold manner.overbusilyin an overbusy mannerovercanopy(transitive) To form a canopy over (something).overchatty(informal) Excessively chatty.overdaintyExcessively dainty.overdearlyAt too high a price.overdeeplyExcessively deeply.overdressyExcessively dressy.overfleshyExcessively fleshy.overfondlyWith excessive fondness.overgentlyIn an overgentle manner.overgloomyExcessively gloomy.overgreasyExcessively greasy.overgreedyGreedy to excess.overhardly(obsolete) In an overhard way; by means which are too difficult.overheartyExcessively hearty.overhighlyToo highly; too greatly.overhomelyExcessively homely.overhungryExcessively hungry.overkindlyExcessively kindly.overlaxityExcessive laxity.overlivelyExcessively lively.overloudlyIn an overloud way.overmightyExcessively mighty.overmodifyTo modify excessively.overnicelyIn an overnice manner.overnicetyExcessive nicety.overrashlyWith excessive rashness.overripelyIn an overripe manner.oversharey(informal) Tending to share too muchoversimplyIn a way that is too simple; without the necessary detail or complexity.oversoftlyIn an oversoft way.overspeedyExcessively speedy.oversteadyExcessively steady.overstoreyAlternative spelling of overstory.oversubtlyIn an oversubtle manner.oversugaryExcessively sugary.oversupplyTo supply more than is needed.overwiselyIn an overwise manner.ownabilityThe property of being ownable.oxidimetry(chemistry) Any form of volumetric analysis using an oxidizing agent such as potassium permanganate.oxycephalyA kind of cephalic disorder: sometimes the premature closure of the coronal suture plus any other suture, such as the lambdoid; sometimes the premature fusing of all sutures.ozonometryThe measurement of ozone.