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Word lists

10-Letter Words Starting With O

791 10-letter words start with the letter O, including operations, originally, opposition, officially. Every word below is valid in Scrabble-style word games.

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Standard letter values, public-domain ENABLE list, not the official tournament dictionary.

The full list791

oafishnessoasthousesobbligatosobduraciesobduratelyobediencesobedientlyobeisancesobeisantlyobfuscatedobfuscatesobituariesobituaristobjectionsobjectivesobjectlessobjurgatedobjurgatesoblatenessobligatelyobligatingobligationobligatoryobliginglyobliterateobnubilateobscurantsobsequiousobservableobservablyobservanceobservantsobsessionsobsessivesobsolescedobsolescesobsoletelyobsoletingobstetricsobstructedobstructorobtainableobtainmentobtrusionsobturatingobturationobturatorsobtusenessobtusitiesobviationsoccasionaloccasionedoccidentaloccipitalsocclusionsoccultismsoccultistsoccupationoccurrenceoccurrentsoceanariumoceanfrontoceangoingoceanologyochlocracyochlocratsoctahedraloctahedronoctametersoctarchiesoctillionsoctonariesoctoploidsoctothorpsocularistsoculomotorodalisquesoddsmakersodiousnessodometriesoecologiesoenologiesoenophilesoesophagusoffensivesofficeringofficiallyofficiantsofficiatedofficiatesoffishnessoffloadingoffprintedoffsettingoffspringsoftentimesoilinessesoinologiesoldfangledoleaginousolecranonsoleographsoleoresinsolfactionsoligarchicoligoclaseoligomericoligophagyoligopsonyolivaceousolivenitesoliviniticololiuquisommatidialommatidiumomnificentomnipotentomnirangesomniscientomnivorousomophagiesoncologiesoncologistonionskinsonomasticsonslaughtsontogeniesontologiesontologistoozinessesopacifyingopalescentopalescingopaquenessopenhandedopennessesoperagoersoperagoingoperationsoperativesopercularsoperculateoperculumsoperettistophiuroidsophthalmiaophthalmicoppilatingopposelessoppositelyoppositionoppressingoppressionoppressiveoppressorsopprobriumopsonifiedopsonifiesopsonizingoptativelyoptimalityoptimisingoptimisticoptimizersoptimizingoptionallyoptometricopulenciesoracularlyorangeadesorangeriesorangewoodorangutansoratoricaloratressesorbiculateorchardistorchestralorchestrasorchidlikeorchitisesordainmentordinancesordinarierordinariesordinarilyordinationordonnanceorganellesorganicismorganicistorganicityorganisersorganisingorganismalorganismicorganizersorganizingorganologyorganzinesorientallyorientatedorientatesorienteersoriflammesoriginallyoriginatedoriginatesoriginatororismologyornamentalornamentedornatenessornerinessornithinesornithopodornithosesornithosisorogenesesorogenesisorogeneticorographicoropharynxorotundityorphanagesorphanhoodorphicallyorrisrootsorthoclaseorthodoxesorthodoxlyorthoepiesorthoepistorthogonalorthogradeorthopedicorthopteraorthotistsoscillatedoscillatesoscillatorosculatingosculationosculatoryosmeteriumosmiridiumosmolalityosmolarityosmometersosmometricossifragesosteitidesostensibleostensiblyostensoriaosteoblastosteoclastosteocytesosteogenicosteopathsosteopathyosteosisesostracisedostracisesostracismsostracizedostracizesostracodesotherguessotherwhereotherwhileotherworldotiosenessotiositiesotoscopiesoubliettesoutachieveoutarguingoutbalanceoutbargainoutbarkingoutbawlingoutbeamingoutbeggingoutbiddingoutbitchedoutbitchesoutblazingoutbleatedoutblessedoutblessesoutbloomedoutbluffedoutblushedoutblushesoutboastedoutbraggedoutbravingoutbrawledoutbribingoutbulkingoutbulliedoutbulliesoutburningoutcaperedoutcatchesoutcaviledoutchargedoutchargesoutcharmedoutcheatedoutchiddenoutchidingoutclassedoutclassesoutclimbedoutcoachedoutcoachesoutcompeteoutcookingoutcountedoutcrawledoutcroppedoutcrossedoutcrossesoutcrowingoutcursingoutdancingoutdatedlyoutdazzledoutdazzlesoutdebatedoutdebatesoutdeliveroutdesignsoutdodgingoutdraggedoutdrawingoutdreamedoutdressedoutdressesoutdrivingoutdroppedoutduelingoutduelledoutearningoutechoingoutercoatsoutfablingoutfastingoutfawningoutfeastedoutfeelingoutfielderoutfiguredoutfiguresoutfindingoutfishingoutfittersoutfittingoutflankedoutflowingoutfoolingoutfootingoutfrownedoutfumbledoutfumblesoutgainingoutgassingoutgeneraloutgivingsoutglaringoutglitteroutglowingoutgnawingoutgrinnedoutgrossedoutgrossesoutgrowingoutgrowthsoutguessedoutguessesoutguidingoutgunningouthearingouthittingouthomeredouthowlingouthumoredouthuntingouthustledouthustlesoutjinxingoutjumpingoutjuttingoutkeepingoutkickingoutkillingoutkissingoutlandersoutlandishoutlastingoutlaughedoutlawriesoutleapingoutlearnedoutmanningoutmarchedoutmarchesoutmatchedoutmatchesoutmuscledoutmusclesoutnumbersoutpaintedoutpassingoutpatientoutperformoutpitchedoutpitchesoutpityingoutplannedoutplayingoutploddedoutplottedoutpointedoutpollingoutpouringoutpoweredoutprayingoutpreenedoutpressedoutpressesoutpricingoutproduceoutpromiseoutpullingoutpunchedoutpunchesoutpushingoutputtingoutquotingoutrageousoutraisingoutrangingoutrankingoutreachedoutreachesoutreadingoutreboundoutriggersoutrightlyoutringingoutrivaledoutroaringoutrockingoutrollingoutrootingoutrunningoutrushingoutsailingoutsavoredoutschemedoutschemesoutscoldedoutscoopedoutscoringoutscornedoutsellingoutservingoutshamingoutshiningoutshoutedoutsingingoutsinningoutsittingoutskatingoutslickedoutsmartedoutsmilingoutsmokingoutsnoringoutsoaringoutspannedoutsparkleoutspeededoutspelledoutspreadsoutsprintsoutstaringoutstartedoutstatingoutstationoutstayingoutsteeredoutstretchoutstridesoutstudiedoutstudiesoutstuntedoutsulkingouttalkingouttaskingouttellingoutthankedoutthoughtoutthrustsouttoweredouttradingouttrickedouttrottedouttrumpedoutvaluingoutvauntedoutvoicingoutwaitingoutwalkingoutwarringoutwastingoutwatchedoutwatchesoutweariedoutweariesoutwearingoutweepingoutweighedoutwhirledoutwillingoutwindingoutwishingoutwittingoutworkersoutworkingoutwrestleoutwritingoutwrittenoutwroughtoutyellingoutyelpingoutyieldedovalbuminsovalnessesovariotomyovaritidesoveractingoveractionoveractiveoverarchedoverarchesoverassertoverbakingoverbeatenoverbettedoverbiddenoverbilledoverbleachoverblouseoverboiledoverbookedoverborrowoverboughtoverbrightoverbrowseoverbrutaloverbuildsoverburdenoverburnedoverbuyingovercalledovercastedoverchargeoverchillsoverclaimsovercleansoverclearsovercloudsovercomersovercomingovercommitovercookedovercooledovercountsovercrowdsovercuringoverdaringoverdeckedoverdesignoverdirectoverdosageoverdosingoverdraftsoverdrinksoverdrivenoverdrivesoverdryingoverdubbedoverdyeingovereatersovereatingovereditedoveremotedoveremotesoverexciteoverexertsoverexpandoverexposeoverextendoverfacileoverfavorsoverfearedoverfilledoverfishedoverfishesoverflightoverflowedoverflyingoverfundedovergildedovergirdedoverglazesovergoadedovergovernovergrazedovergrazesovergrowthoverhandedoverhandleoverhatingoverhauledoverheapedoverheatedoverhopingoverhuntedoverhypingoverinformoverinsureoverissuedoverissuesoverjoyingoverkilledoverlaborsoverladingoverlappedoverlavishoverlayingoverleapedoverlearnsoverlengthoverlightsoverlivingoverloadedoverlookedoverlordedoverlovingovermanageovermannedovermantelovermasterovermatureovermeltedovermightyovermilkedoverminingovermixingovermodestovermuchesovernightsoverpassedoverpassesoverpayingoverpedalsoverpeopleoverplaidsoverplantsoverplayedoverplusesoverplyingoverpotentoverpowersoverpraiseoverpricedoverpricesoverprintsoverprizedoverprizesoverpumpedoverratingoverreactsoverreportoverriddenoverridingoverruffedoverrulingoversaltedoversaucedoversaucesoversavingoverscaledoverseededoverseeingoversewingovershadowovershirtsovershootsoversightsoversimpleoversimplyoverskirtsoverslaughoversleepsoversmokedoversmokesoversoakedoverspendsoverspillsoverspreadoverstaffsoverstatedoverstatesoverstayedoversteersoverstocksoverstrainoverstressoverstrewnoverstrewsoverstrideoverstrikeoverstrodeoverstruckoverstrungoverstuffsoversubtleoversudsedoversudsesoversuppedoversupplyoverswingsovertakingovertalkedovertaskedovertaxingoverthinksoverthrownoverthrowsovertimingovertippedovertiringovertoiledovertoppedovertradedovertradesovertrainsovertreatsovertricksovertrumpsoverturingoverturnedoverurgingovervaluedovervaluesovervotingoverwarmedoverwatersoverweenedoverweighsoverweightoverwettedoverwhelmsoverwinteroverworkedoverwritesovipositedovipositorovulationsowlishnessownershipsoxacillinsoxidationsoxidizableoxygenatedoxygenatesoxygenatoroxygenlessoxymoronicoxyuriasesoxyuriasisoysteringsozoceritesozokeritesozonations