17 Letter Words Containing O
There are 889 17-letter words containing O, listed alphabetically. Every entry is a valid play in Scrabble and Words With Friends, sorted so you can scan them quickly. Tap any word to open its definition, see exactly how many points it scores on each board, and discover the anagrams and shorter words hiding inside it.
889 words
accommodationists26accommodativeness29accountablenesses23acrimoniousnesses21adventuresomeness23adventurousnesses21aerothermodynamic30allegoricalnesses20allotetraploidies20aminotransferases22anachronistically27anagrammatization31anesthesiologists21angiocardiography30anthropocentrisms26anthropologically28anthropomorphisms31anthropomorphists29anthropomorphized39anthropomorphizes38antiassimilations19antiauthoritarian20anticommercialism27anticonservations22antidesegregation20antievolutionisms22antievolutionists20antiferromagnetic25antimiscegenation22antiorganizations27antirationalities17antireductionisms22antireductionists20antirevolutionary23antischizophrenia36antischizophrenic38antitechnological25approachabilities28appropriatenesses23archconservatives30architectonically29ariboflavinosises25arteriosclerotics21astrophotographer28atrabiliousnesses19australopithecine24authoritarianisms22authoritativeness23autocatalytically27autoimmunizations30autointoxications26autoradiographies24autotetraploidies20bacteriologically27bacteriorhodopsin27bathythermographs36bibliographically32bioavailabilities24biodeteriorations20biogeochemistries27biomathematicians28biometeorological24biostratigraphies25biotransformation24blameworthinesses27blasphemousnesses26bloodguiltinesses21bronchopneumonias28bureaucratization30carboxypeptidases36carcinogenicities24cardiorespiratory25carnivorousnesses22catecholaminergic29ceremoniousnesses21characterizations33characterological27chemoautotrophies29chemoprophylactic38chemotherapeutics31chlordiazepoxides42chlortetracycline29cholangiographies29cholecystectomies31choreographically33chorioallantoides23choriocarcinomata28chromolithographs33chromolithography36chymotrypsinogens33circumambulations27circumnavigations27clinicopathologic29coadministrations22coldheartednesses24collaborationisms23collaborationists21collectivizations33comfortablenesses26commercialization34commissionerships28commonplacenesses27communicabilities27communicativeness28communitarianisms25companionableness25comparativenesses26compartmentalised26compartmentalises25compartmentalized35compartmentalizes34compartmentations25compassionateness23compendiousnesses24competitivenesses26complementariness25complementarities25complicatednesses26comprehensibility31comprehensiveness29compressibilities25conceivablenesses26conceptualization32confidentialities23configurationally26confrontationists22congregationalism23congregationalist21conscientiousness21consecutivenesses24consequentialness28consideratenesses20conspicuousnesses23constitutionalism21constitutionalist19constitutionality22constitutionalize28consubstantiation21containerisations19containerizations28contemplativeness26contemporaneities23contemporaneously26contemptibilities25contentiousnesses19contractibilities23contradictoriness22contradistinction22contradistinctive25contradistinguish24contraindications22controllabilities21controversialisms24controversialists22conventionalities22conventionalizing32conversationalist22convertiblenesses24cooperativenesses24copolymerizations35coproprietorships28counteraccusation23counteradaptation22counteraggression21counterblockading29countercommercial27countercomplaints25counterconspiracy28counterconvention24countercriticisms25counterculturists21countercyclically31counterdeployment27counterespionages22countergovernment25counterguerrillas20counterhypotheses30counterhypothesis30counterincentives24counterinfluenced25counterinfluences24counterinsurgency25counterinsurgents20counteroffensives28counterpetitioned22counterproductive27counterpropaganda25counterquestioned29counterrevolution22counterscientific26countersignatures20counterstatements21counterstrategies20counterstrategist20countersuggestion21countertendencies22counterterrorisms21counterterrorists19countertraditions20crashworthinesses28cryopreservations27cryptocrystalline29cryptographically35crystallographers28crystallographies28cyclophosphamides37cytomegaloviruses28cytopathogenicity33cytotaxonomically36cytotechnologists28decentralizations29declassifications25decomposabilities26deconstructionist22decriminalization31dedifferentiation25dehumidifications29dehydrochlorinase30dehydrochlorinate30deleteriousnesses18dematerialization29demilitarizations29demineralizations29demonstrabilities22demonstrativeness23demythologization36denationalization27denaturalizations27denominationalism22denuclearizations29deoxyribonuclease32depersonalization29dephosphorylating32dephosphorylation31depoliticizations31depolymerizations34depressurizations29dextroamphetamine34dialectologically26diastereoisomeric22dichotomousnesses25dictatorialnesses20dihydroergotamine28dihydroxyacetones37diphenylhydantoin33diphthongizations36directionlessness20disadvantageously26discombobulations26disequilibrations29disintermediation21dispassionateness20disproportionated23disproportionates22disqualifications32domineeringnesses21dorsiventralities21dorsoventralities21downheartednesses25echocardiographer31echocardiographic33editorializations27efficaciousnesses27electroanalytical24electrocardiogram25electrochemically31electroconvulsive27electrodepositing23electrodeposition22electromagnetisms24electromechanical28electrometallurgy25electromyographic32electronegativity26electrooculograms24electropherograms27electrophysiology31electroretinogram22electrostatically24embourgeoisements24emotionlessnesses19encephalographies30encephalomyelitis29environmentalisms24environmentalists22epidemiologically28epiphenomenalisms28epistemologically27epithelialization31ethnocentricities24ethnomusicologies25ethnomusicologist25exceptionalnesses28expeditiousnesses27extraordinariness25fashionablenesses25fictionalizations31fissiparousnesses22flirtatiousnesses20floriferousnesses23foresightednesses25fractionalization31gastroenteritides19gastroenteritises18glossopharyngeals27glycosaminoglycan31governmentalizing33gynandromorphisms31hemagglutinations24hemochromatosises29heterogeneousness21heterosexualities27heterotrophically30hexachloroethanes35histopathological28histopathologists26histophysiologies29historiographical28homogeneousnesses23housewifelinesses26hydroelectrically31hydrometallurgies27hydrometallurgist27hydroxytryptamine41hyperalimentation27hyperdevelopments33hyperemotionality30hyperimmunization38hyperinflationary31hyperinnervations28hyperpigmentation30hyperpolarization36hyperstimulations27hyperventilations28hypnotizabilities36hypochondriacally36hypophysectomized47hypophysectomizes46hyposensitization34idiosyncratically28ignominiousnesses20illusionistically22illustriousnesses17immunochemistries28immunocompetences29immunocompromised30immunofluorescent26immunogenetically27immunogeneticists24immunohematologic29immunopathologies27immunopathologist27immunoprecipitate27immunoregulations22immunosuppressant25immunosuppressing26immunosuppression25immunosuppressive28immunotherapeutic28impecuniousnesses23impersonalization30imponderabilities24importunatenesses21impressionability26improvisationally27inappropriateness23incommunicability30incomparabilities25incompatibilities25inconceivableness26incongruousnesses20inconsequentially31inconsiderateness20inconspicuousness23incorrigibilities22indiscriminations22indissolubilities20individualization31indomitablenesses22industrialization27industriousnesses18inefficaciousness27informativenesses25injudiciousnesses27inoffensivenesses26inoperativenesses22inopportunenesses21insolubilizations28instantaneousness17institutionalised18institutionalises17institutionalisms19institutionalists17institutionalized27institutionalizes26insurrectionaries19interassociations19intercalibrations21intercolumniation21intercommunicated26intercommunicates25intercorrelations19intergenerational18intergovernmental23internationalised18internationalises17internationalisms19internationalists17internationalized27internationalizes26interpenetrations19interpopulational21interprofessional22interrelationship22interstimulations19intolerablenesses19intraperitoneally22intrathoracically27introspectionisms23introspectionists21introspectiveness24involuntarinesses20iontophoretically27irreconcilability26irrecoverableness24irreformabilities24irreproachability29irreproducibility27irresponsibleness21irrevocablenesses24isoelectronically24kaleidoscopically31knowledgeableness28lepidopterologies23lepidopterologist23lexicographically37longsightednesses23lumpenproletariat23lymphadenopathies33lymphangiographic36lymphogranulomata30macroevolutionary27macroglobulinemia26macroglobulinemic28macroinstructions23magnanimousnesses22magnetoresistance22magnetostrictions22maladministration22malapportionments25mechanoreceptions28medulloblastomata24mellifluousnesses22melodramatization31meritoriousnesses19metapsychological32methemoglobinemia29microbiologically29microcalorimeters25microcalorimetric27microcirculations25microdensitometer24microdensitometry27microencapsulated26microencapsulates25microenvironments26microevolutionary27microinstructions23micromanipulation25micromanipulators25microminiaturized33micromorphologies29micropaleontology27microphotographer32microphotographic34microphotometries28microprogrammings29microradiographic30microreproduction26microseismicities25microsporogeneses24microsporogenesis24microvasculatures26mineralocorticoid24misadministration22misappropriations25miscellaneousness21mischievousnesses27misclassification26miscommunications27miscomprehensions28misidentification25misinterpretation21mispronunciations23misrepresentation21mistranscriptions23monochromatically31monospecificities28monosyllabicities26morphogenetically30
Containing O by length
2 letters 243 letters 2314 letters 10535 letters 25336 letters 47807 letters 79508 letters 114039 letters 1121910 letters 1017611 letters 858512 letters 696513 letters 519314 letters 357615 letters 234016 letters 142617 letters 88918 letters 48619 letters 28920 letters 14721 letters 5522 letters 2523 letters 1024 letters 9