10 Letter Words Starting With O
There are 600 10 letter words starting with O. The highest scoring in Scrabble is OUTDAZZLED at 30 points, ahead of OUTDAZZLES at 29. 36 contain a J, Q, X or Z.
The List
Showing the first 600 of 1,289, alphabetically.
OAFISHNESSOAKENSHAWSOASTHOUSESOBBLIGATOSOBDURACIESOBDURATELYOBDURATINGOBDURATIONOBEDIENCESOBEDIENTLYOBEISANCESOBEISANTLYOBELISCOIDOBELISKOIDOBESOGENICOBFUSCATEDOBFUSCATESOBITUARIESOBITUARISTOBJECTIONSOBJECTIVALOBJECTIVESOBJECTLESSOBJURATIONOBJURGATEDOBJURGATESOBJURGATOROBLATENESSOBLATIONALOBLIGATELYOBLIGATINGOBLIGATIONOBLIGATIVEOBLIGATORSOBLIGATORYOBLIGEMENTOBLIGINGLYOBLITERATEOBNUBILATEOBREPTIONSOBSCURANTSOBSECRATEDOBSECRATESOBSEQUIOUSOBSERVABLEOBSERVABLYOBSERVANCEOBSERVANCYOBSERVANTSOBSERVATOROBSESSIONSOBSESSIVESOBSIDIONALOBSIGNATEDOBSIGNATESOBSOLESCEDOBSOLESCESOBSOLETELYOBSOLETINGOBSOLETIONOBSOLETISMOBSTETRICSOBSTRUCTEDOBSTRUCTEROBSTRUCTOROBSTRUENTSOBTAINABLEOBTAINMENTOBTEMPEREDOBTENTIONSOBTRUDINGSOBTRUNCATEOBTRUSIONSOBTUNDENTSOBTURATINGOBTURATIONOBTURATORSOBTUSENESSOBTUSITIESOBUMBRATEDOBUMBRATESOBVENTIONSOBVERSIONSOBVIATIONSOBVOLUTIONOBVOLUTIVEOCCASIONALOCCASIONEDOCCASIONEROCCIDENTALOCCIPITALSOCCLUDENTSOCCLUSIONSOCCLUSIVESOCCULTISMSOCCULTISTSOCCULTNESSOCCUPANCESOCCUPATINGOCCUPATIONOCCUPATIVEOCCURRENCEOCCURRENTSOCEANARIUMOCEANFRONTOCEANGOINGOCEANOLOGYOCELLATIONOCHLOCRACYOCHLOCRATSOCHRACEOUSOCTACHORDSOCTAHEDRALOCTAHEDRONOCTAMEROUSOCTAMETERSOCTANDRIANOCTANDROUSOCTANGULAROCTAPLOIDSOCTAPLOIDYOCTAPODIESOCTARCHIESOCTASTICHSOCTASTYLESOCTAVALENTOCTILLIONSOCTODECIMOOCTOGENARYOCTOGYNOUSOCTOHEDRONOCTONARIANOCTONARIESOCTONARIUSOCTOPLOIDSOCTOPODANSOCTOPODOUSOCTOPUSHEROCTOPUSHESOCTOSTYLESOCTOTHORPSOCULARISTSOCULOMOTORODALISQUESODDSMAKERSODIOUSNESSODOMETRIESODONATISTSODONTALGIAODONTALGICODONTOCETEODONTOGENYODONTOLITEODONTOLOGYODONTOMATAODORIMETRYODORIPHOREOECOLOGIESOECOLOGISTOEDEMATOSEOEDEMATOUSOEDOMETERSOENOLOGIESOENOLOGISTOENOMANIASOENOMETERSOENOPHILESOENOTHERASOESOPHAGUSOESTRADIOLOESTROGENSOFFENCEFULOFFENDEDLYOFFENDRESSOFFENSIVESOFFICERINGOFFICIALLYOFFICIALTYOFFICIANTSOFFICIATEDOFFICIATESOFFICIATOROFFICINALSOFFISHNESSOFFLOADINGOFFPRINTEDOFFSADDLEDOFFSADDLESOFFSEASONSOFFSETABLEOFFSETTINGOFFSHORINGOFFSPRINGSOFTENTIMESOILINESSESOINOLOGIESOLDFANGLEDOLEAGINOUSOLECRANONSOLEIFEROUSOLEOGRAPHSOLEOGRAPHYOLEOPHILICOLEORESINSOLERACEOUSOLFACTIBLEOLFACTIONSOLIGAEMIASOLIGARCHALOLIGARCHICOLIGOCLASEOLIGOGENESOLIGOMERICOLIGOPHAGYOLIGOPSONYOLIGURESESOLIGURESISOLIGURETICOLIVACEOUSOLIVENITESOLIVINITICOLOGOANINGOLOLIUQUISOMBROMETEROMBROPHILEOMBROPHILSOMBROPHOBEOMITTANCESOMMATIDIALOMMATIDIUMOMNIBUSSESOMNIFEROUSOMNIFICENTOMNIGENOUSOMNIPARITYOMNIPAROUSOMNIPOTENTOMNIRANGESOMNISCIENTOMNIVORIESOMNIVOROUSOMOPHAGIASOMOPHAGIESOMOPHAGOUSOMOPHORIONOMPHACITESONCOGENOUSONCOLOGIESONCOLOGISTONCOLYTICSONCOMETERSONCOTOMIESONDOGRAPHSONEIROLOGYONIONSKINSONOCENTAURONOMASTICSONSETTINGSONSHORINGSONSLAUGHTSONTOGENIESONTOLOGIESONTOLOGISTOOGAMOUSLYOOPHORITICOOPHORITISOOZINESSESOPACIFIERSOPACIFYINGOPALESCENTOPALESCINGOPAQUENESSOPENHANDEDOPENNESSESOPERAGOERSOPERAGOINGOPERATIONSOPERATISEDOPERATISESOPERATIVESOPERATIZEDOPERATIZESOPERCULARSOPERCULATEOPERCULUMSOPERETTISTOPHICLEIDEOPHIDIARIAOPHIOLATEROPHIOLATRYOPHIOLITESOPHIOLITICOPHIOLOGICOPHIOMORPHOPHIUROIDSOPHTHALMIAOPHTHALMICOPINICUSESOPINIONISTOPISOMETEROPOBALSAMSOPODELDOCSOPOPANAXESOPOTHERAPYOPPILATINGOPPILATIONOPPILATIVEOPPOSELESSOPPOSINGLYOPPOSITELYOPPOSITIONOPPOSITIVEOPPRESSINGOPPRESSIONOPPRESSIVEOPPRESSORSOPPROBRIUMOPPUGNANCYOPPUGNANTSOPSIOMETEROPSOMANIACOPSOMANIASOPSONIFIEDOPSONIFIESOPSONISINGOPSONIZINGOPTATIVELYOPTIMALISEOPTIMALITYOPTIMALIZEOPTIMISERSOPTIMISINGOPTIMISTICOPTIMIZERSOPTIMIZINGOPTIONALLYOPTOLOGIESOPTOLOGISTOPTOMETERSOPTOMETRICOPTOPHONESOPULENCIESORACULARLYORANGEADESORANGERIESORANGEWOODORANGUTANSORATORIANSORATORICALORATRESSESORBICULATEORCHARDINGORCHARDISTORCHARDMANORCHARDMENORCHESTICSORCHESTRALORCHESTRASORCHESTRICORCHIDEOUSORCHIDISTSORCHIDLIKEORCHITISESORDAINABLEORDAINMENTORDINAIRESORDINANCESORDINARIERORDINARIESORDINARILYORDINATELYORDINATINGORDINATIONORDONNANCEOREOGRAPHYOREOLOGIESOREOLOGISTORGANELLESORGANICISMORGANICISTORGANICITYORGANISERSORGANISINGORGANISMALORGANISMICORGANITIESORGANIZERSORGANIZINGORGANOGENYORGANOGRAMORGANOLOGYORGANOSOLSORGANZINESORICALCHESORIENTALLYORIENTATEDORIENTATESORIENTATORORIENTEERSORIFLAMMESORIGINALLYORIGINATEDORIGINATESORIGINATORORINASALLYORISMOLOGYORNAMENTALORNAMENTEDORNAMENTERORNATENESSORNERINESSORNITHINESORNITHOPODORNITHOSESORNITHOSISOROGENESESOROGENESISOROGENETICOROGRAPHEROROGRAPHICOROLOGICALOROLOGISTSOROPHARYNXOROTUNDITYORPHANAGESORPHANHOODORPHANISMSORPHARIONSORPHEOREONORPHICALLYORRISROOTSORTANIQUESORTHOBORICORTHOCAINEORTHOCLASEORTHODOXESORTHODOXLYORTHODROMYORTHOEPIESORTHOEPISTORTHOGENICORTHOGONALORTHOGRADEORTHOGRAPHORTHOPAEDYORTHOPEDIAORTHOPEDICORTHOPHYREORTHOPNOEAORTHOPRAXYORTHOPRISMORTHOPTERAORTHOPTERSORTHOPTICSORTHOPTISTORTHOREXIAORTHOSCOPEORTHOTISTSORTHOTONESORTHOTONICORTHOTOPICORTHOTROPYORYCTOLOGYOSCILLATEDOSCILLATESOSCILLATOROSCITANCESOSCITANTLYOSCITATINGOSCITATIONOSCULATINGOSCULATIONOSCULATORYOSMETERIUMOSMIDROSESOSMIDROSISOSMIRIDIUMOSMOLALITYOSMOLARITYOSMOMETERSOSMOMETRICOSMUNDINESOSSIFEROUSOSSIFRAGASOSSIFRAGESOSSIVOROUSOSTEITIDESOSTEITISESOSTENSIBLEOSTENSIBLYOSTENSORIAOSTEOBLASTOSTEOCLASTOSTEOCOLLAOSTEOCYTESOSTEODERMSOSTEOGENICOSTEOPATHSOSTEOPATHYOSTEOPHYTEOSTEOSISESOSTEOTOMESOSTRACEOUSOSTRACISEDOSTRACISEROSTRACISESOSTRACISMSOSTRACIZEDOSTRACIZEROSTRACIZESOSTRACODANOSTRACODESOSTRICHISMOTHERGATESOTHERGUESSOTHERWHEREOTHERWHILEOTHERWORLDOTIOSENESSOTIOSITIESOTOLOGICALOTOLOGISTSOTORRHOEASOTOSCOPIESOTTRELITESOUANANICHEOUBLIETTESOUGHTLINGSOUROLOGIESOUTACHIEVEOUTARGUINGOUTBACKERSOUTBALANCEOUTBARGAINOUTBARKINGOUTBARRINGOUTBAWLINGOUTBEAMINGOUTBEGGINGOUTBIDDERSOUTBIDDINGOUTBLAZINGOUTBLEATEDOUTBLESSEDOUTBLESSESOUTBLOOMEDOUTBLUFFEDOUTBLUSHEDOUTBLUSHESOUTBLUSTEROUTBOASTEDOUTBRAGGEDOUTBRAVINGOUTBRAWLEDOUTBRAZENSOUTBREATHEOUTBRIBINGOUTBULGINGOUTBULKINGOUTBULLIEDOUTBULLIESOUTBURNINGOUTCAPEREDOUTCASTINGOUTCATCHESOUTCAVILEDOUTCHARGEDOUTCHARGESOUTCHARMEDOUTCHEATEDOUTCHIDDENOUTCHIDINGOUTCLASSEDOUTCLASSESOUTCLIMBEDOUTCOACHEDOUTCOACHESOUTCOMPETEOUTCOOKINGOUTCOUNTEDOUTCRAWLEDOUTCROPPEDOUTCROSSEDOUTCROSSESOUTCROWDEDOUTCROWINGOUTCURSINGOUTDACIOUSOUTDANCINGOUTDATEDLYOUTDAZZLEDOUTDAZZLESOUTDEBATEDOUTDEBATESOUTDELIVEROUTDESIGNSOUTDODGINGOUTDRAGGEDOUTDRAWINGOUTDREAMED
Common 10 Letter Words Starting With O And What They Mean
The most familiar words on this page and what they mean. Tap any word for its full entry, score and anagrams.
- OPERATIONS noun financial transactions at a brokerage
- ORIGINALLY adverb in an manner suggesting originality
- OBJECTIVES adjective form of OBJECTIVE: undistorted by emotion or personal bias
- OCCUPATION noun the principal activity in your life that you do to earn money
- OBLIGATION noun the social force that binds you to the courses of action demanded by that force
- OPPOSITION noun the action of opposing something that you disapprove or disagree with
- OFFICIALLY adverb in an official role
- OBITUARIES noun form of OBITUARY: a notice of someone's death
- ORGANIZING verb form of ORGANIZE: create (as an entity)
- OCCASIONAL adjective occurring from time to time
Definitions from Open English WordNet, CC BY 4.0.