12-Letter Words Matching ____O_______

There are 1354 12-letter words that match ____O_______. 439 are common words, such as ACKNOWLEDGED and ACKNOWLEDGES. A rarer one is VISCOSIMETER. In this set, I is the most frequent open letter (1039 words). 247 words contain a doubled letter.

Full list 1,354

Common words

acknowledgedacknowledgesagglomeratedagglomeratesairworthiestanalogicallyanatomicallyanchorpersonanthologistsanthologizedanthologizesantioxidants
acknowledgedacknowledgesagglomeratedagglomeratesairworthiestanalogicallyanatomicallyanchorpersonanthologistsanthologizedanthologizesantioxidantsaphrodisiacsapproachableapprobationsappropriatedappropriatesappropriatorapproximatedapproximatesastrologicalastrologistsastronauticsastronomicalastrophysicsaudiologicalaudiologistsaudiovisualsbiologicallyboutonnieresbuffooneriesburgomastersbuttonholingcallownessescarbohydratecarbonaceouscarbonationscarborundumscartographercartographiccensoriouslychemotherapychiropodistschiropracticchiropractorcollocationscolloquiallycomfortinglycommodiouslycommonaltiescommonnessescommonplacescommonwealthcomportmentscompositionscompoundableconcomitantsconcordancescondominiumsconformancesconformationconformitiesconnoisseursconnotationsconsolationsconsolidatedconsolidatesconsolidatorconvocationsconvolutionscorporationscorporealitycorroboratedcorroboratescorroboratorcosmogonistscosmologicalcosmologistscosmopolitancosponsoringcottonmouthscustomhousescyclopaediasdeprogramingdeprogrammeddespoilmentsdespoliationdespondencesdespondentlydespoticallydiabolicallydiamondbacksdiplomatistsdipsomaniacsdiscolouringdiscomfitingdiscomfiturediscomforteddiscommodingdiscomposingdiscomposuredisconcerteddisconnecteddisconsolatediscontenteddiscontinueddiscontinuesdiscordancesdiscordantlydiscothequesdiscouragingdiscourteousdisgorgementdishonestiesdishonorabledishonorablydisjointedlydislocationsdisloyaltiesdispositionsdispossesseddispossessesdissociatingdissociationdissolutionsecologicallyeconomicallyeditorializeefflorescenteffronterieselaborationsembrocationsembroiderersembroideriesembroideringembroilmentsencroachmentengrossmentsepisodicallyethnocentricethnologicalethnologistsetymologicaletymologistseuphoniouslyeuphoricallyevaporationsexploitationexploitativeexplorationsexpropriatedexpropriatesexpropriatorextroversionforeordainedgeologicallygeopoliticalglamourizinghaemoglobinshaemophiliashaemorrhagedhaemorrhageshaemorrhoidshagiographerharmonicallyharmoniouslyheliocentrichieroglyphichippopotamushistologistshistoricallyhollownesseshomeopathieshydrocarbonshydrocephalihydrocephalyhydrodynamichydrogenatedhydrogenateshydrologistshydrometrieshydrophobiashydroplaninghydrosphereshydrotherapyhypnotherapyhypnoticallyiconoclasticimprovementsimprovidenceinflorescentingloriouslyintroductionintroductoryintrospectedintroversionkeyboardistslegionnaireslithographedlithographerlithographiclithospheresmacrobioticsmalformationmalnourishedmediocritiesmeliorationsmellownessesmeteoricallymeteorologicmethodicallymetropolisesmetropolitanmicrobiologymicrobrewerymicrocircuitmicrofilmingmicrogroovesmicromanagedmicromanagesmicroscopiesmicrosecondsmicrosurgerymicrowavablemimeographedmisconceivedmisconceivesmisconductedmisconstruedmisconstruesmisgoverningmnemonicallymotionlesslymythologicalmythologistsmythologizedmythologizesnarcolepsiesnarrownessesnationalismsnationalistsnationalizednationalizesnecromancersnecromanciesnecropolisesneurologicalneurologistsneurosurgeonneurosurgeryneuroticallynoncombatantnoncommittalnoncompetingnoncomplyingnonconductornoncorrodingnoncorrosivenonpoisonousnonpoliticalnonpollutingoratoricallyorthodontiasorthodonticsorthodontistorthographicorthopaedicsorthopaedistorthopedistsosteopathiesosteoporosesosteoporosisoutsourcingsoveroptimismpaleographerpaleontologypantomimistspathologicalpathologistspercolationsperforationsperformancesperiodicallyperiodonticsperiodontistpersonalizedpersonalizespersonaltiespersonifyingpetrodollarspetrologistsphenomenallyphilodendronphilologicalphilologistsphilosophersphilosophiesphilosophizephonographicphonologicalphonologistsphotocopiersphotocopyingphotoengravephotographedphotographerphotographicphotostatingphotostattedpigeonholingplutocraciespornographerpornographicprecociouslyprecognitionprecognitivepreconceivedpreconceivespreconditionpredominancepredominatedpredominatespremonitionspreponderantpreponderateprepositionsprepossessedprepossessespreposterousprerogativesprimogenitorprimordiallyprofoundnessprolongationpromontoriesproportionalproportionedpropositionsprorogationsprotoplasmicprototypicalprovocationspterodactylspurposefullyquixoticallyradiocarbonsradiographerradioisotoperadiologistsradiometriesradioscopiesradiotherapyrandomnessesratiocinatedratiocinatesrationalismsrationalistsrationalizedrationalizesrebroadcastsregionalismsreinoculatedreinoculatesrephotographreproachablereprocessingreproduciblereproductionreproductivereprogramingreprogrammedresponsivelyrestorationsrestorativesretrofittingretrogradingretrogressedretrogressesretrorocketsretrospectedretrovirusesrhetoricallyrhetoriciansrhinocerosesrhododendronsallownessessardonicallyscatologicalschoolfellowschoolhousesschoolmasterseaworthiestsemiofficialshadowboxingsilhouettingskyrocketingsociologicalsociologistsstenographerstenographicsubcommitteesubconscioussubcontinentsubcontractssubtotallingsuffocationssuppositionssurmountablesurroundingssymbolicallysyncopationstautologicalteetotalismsteetotallerstendonitisestestosteronethoroughbredthoroughfarethoroughnesstomfooleriestrigonometrytropospheresturbochargedturbochargerturbochargesunapologeticuneconomicaluniformitiesunproductiveunprofitableunprofitablyunpropitiousvictoriouslyvioloncellosviscountcieswantonnesseswarmongeringyellownesseszoologicallyanchorpeopleachlorhydriaachromatismsachromatizedachromatizesadenovirusesagamogenesesagamogenesisaminopyrinesanacoluthiasanacoluthonsanamorphosesanamorphosisandrocliniumandrosteroneanemometriesanemophilousangiogenesisanisotropiesapologeticalapomorphinesartiodactylsastrobiologyastrogeologyastrometriesballottementbenzophenonebipropellantcaenogenesiscannonfoddercarboxylatedcarboxylatescarpophagouscatholicallycatholicizedcatholicizeschemotropismchinoiserieschirographicchiromancerschiromancieschiropteranschymotrypsincirrocumuluscirrostratuscomponentialconcomitanceconcordancedconcordantlycondonationsconfoundedlyconsociatingconvolutedlycoprocessorscoprophagouscoprophilouscosmogonicalcosmographercosmonauticscosmopolitescrocodilians

About this list

Words
1354 (439 common words)
Common example
acknowledged
Rare example
viscosimeter
Doubled letters
247
Ending in S
585
Most frequent letter
I (1039)

Questions

How many 12-letter words matching ____o_______ are there?

1354. 439 of them are common words.

What is a common example?

ACKNOWLEDGED is among the common words in this set.