13-Letter Words Matching ________O____

There are 529 13-letter words that match ________O____. 183 are common words, such as ACETAMINOPHEN and ACRIMONIOUSLY. A rarer one is WATERPROOFERS. In this set, I is the most frequent open letter (428 words). 102 words contain a doubled letter.

Full list 529

Common words

acetaminophenacrimoniouslyadventurouslyambassadorialantimicrobialantipersonnelarchaeologiesarchaeologistarchbishopricavoirdupoisesbattlegroundsbiotechnology
acetaminophenacrimoniouslyadventurouslyambassadorialantimicrobialantipersonnelarchaeologiesarchaeologistarchbishopricavoirdupoisesbattlegroundsbiotechnologyblabbermouthsblasphemouslybreakthroughsbulletproofedcampanologiescampanologistcarnivorouslyceremoniouslycheckerboardschildproofingclimatologiesclimatologistclotheshorsescolonoscopiescommissionerscommissioningcompassionateconcessionaryconfectionersconfectioneryconfessionalsconspicuouslycontentiouslycontortionistcosignatoriescosmetologiescosmetologistcounterpointscounterpoisedcounterpoisescriminologiescriminologistdaguerreotypedermatologiesdermatologistdiscretionarydispassionateefficaciouslyelectrologistelectromotiveendocrinologyexhibitionismexhibitionistexpeditionaryexpeditiouslyexpressionismexpressionistflameproofingflamethrowersflirtatiouslyforeshadowinggeostationarygerontologiesgerontologistgubernatorialgynaecologieshallucinogenshermaphroditeherpetologiesherpetologisthomeschoolinghomogeneouslyichthyologiesichthyologistignominiouslyillustriouslyimpecuniouslyimpressionismimpressionistincongruouslyincredulouslyindustriouslyinjudiciouslyinquisitorialinsectivorousintravenousesintravenouslyinvitationalsmagnanimouslymeetinghousesmellifluouslymeritoriouslymeteorologiesmeteorologistmethodologiesmisanthropiesmisanthropistmischievouslymisdiagnosingnonautomotivenondisclosureobservatoriesonomatopoeiasonomatopoeticophthalmologyopprobriouslyornithologiesornithologistovershadowingpackinghousesparallelogrampercussionistperfectionismperfectionistperfunctorilyphilharmonicsphraseologiesphysiognomiesplasterboardspractitionersprecautionaryprecipitouslypretentiouslyprocessionalsprocessioningprofessionalsprojectionistpromiscuouslyproportionalsproportionateproportioningproprietorialprotectionismprotectionistpsychotropicspunctiliouslyreformatoriesreincorporaterepetitiouslyrevolutionaryrevolutioniserevolutionistrevolutionizescandalmongerschussboomersscrumptiouslysententiouslysharpshooterssharpshootingshuffleboardsshuttlecockedsoundproofingspontaneouslystreptococcalstreptococcussubcategoriessuperfluouslysuperimposingsuppositoriestablespoonfultempestuouslytendentiouslyterminologiestracheotomiestransistorizetransitioningtreacherouslytriceratopsestroublesomelyunambiguouslyunconsciousesunconsciouslyunderexposingunderexposureundershootingunquestioninguntrustworthyvaledictorianvaledictoriesventuresomelywaterproofingsynchronouslyacetylcholineagglutinogensagrobiologiesallochthonousamphibologiesamphictyoniesanachronouslyandrogynouslyanfractuosityannexationismannexationistanticlinoriumanticorrosiveantiterrorismantiterroristapogeotropismarchdeaconatearthroscopiesautochthonouschromoproteinclapperboardscombinatorialcompendiouslyconcessionersconcretionaryconfectionaryconventioneercoreligionistcoterminouslycounterpoisoncuckooflowersdeleteriouslydemolitionistdemythologizedeuteragonistdeuteranopiasdevolutionarydevolutionistdiageotropismdraughtboardsembolectomiesenantiomorphsencephalogrameschatologieseschatologistexhibitionersexplanatorilyexterritorialferrochromiumfluoroscopiesgeochronologygeomorphologygonadotropinsgraminivoroushelminthologyherbivorouslyheterosporousheterotrophichydrochlorideillocutionaryimpecuniosityinvolutionaryirreligiouslykinesiologistknickerbockerlaparoscopiesleatherworkerlegislatorialliberationistlycanthropiesmagnetomotivemanufactoriesmethodologistmorphophonemeneonatologistnephrectomiesnongonococcalnonhomologousnucleoproteinnumismatologyodoriferouslyovariectomiesoverelaboratepaleethnologypancreatotomypasqueflowersperspicuouslypestiferouslyphenomenologyphraseologistpolycarbonatepostdoctorateprediagnosticprimatologiesprocompromiseprogenitorialprosopopoeiaspsychobiologyreflexologistrepositioningresynchronizerevelationistrevolutionismroentgenogramroentgenologyrumbustiouslyscleroproteinsedimentologysplanchnologysplenectomiesstereoscopiesstereotropismstormtrooperssubequatorialsubventionarysuccinctoriumsystematologytautologouslyterminologistterpsichoreantetrachloridethanatologistthigmotropismthremmatologytransitionarytubuliflorousunorthodoxiesuntransformedvertiginouslyvexillologistvolcanologiesvolcanologistvulcanologiesvulcanologistwatercoloristweatherboardswhithersoeveraerobiologiesailurophobiasaldosteronismantiauthorityanticorporateanticorrosionantiestrogensastrocytomataautoradiogramburglariouslybuttonhookingcacophonouslycalefactoriescavernicolouschancellorieschemotaxonomycholangiogramchronobiologycocarcinogenscombinatoricsconcertgoingsconclusionaryconvulsionarycorruptionistcotransportedcounterforcescountermovingcounterposingcounterpowerscounterworldscryobiologiescryobiologistcryptozoologycrystalloidalcustomshousesdactylologiesdaguerreotypydecamethoniumdeprecatorilydeuteranomalydiabetologistdiastereomersdichotomouslydigressionarydodecaphoniesdodecaphonistduplicitouslyecophysiologyelectroformedelectrologiesenterostomiesepitheliomataepizootiologyexpurgatorialfashionmongerfeuilletonismfeuilletonistflameproofersfluoroscopingfluoroscopistflutterboardsforeshadowersgastrectomiesgastroscopiesgastroscopistgonadectomiesgonadotrophicgonadotrophinhepatectomiesherringboningheterophoniesheterosporieshexamethoniumhomeschoolershydroperoxidehyperboloidalhypervelocityhysterotomiesinformatorilyinterboroughsintercolonialinterferograminterinvolvedinterinvolvesirreligionistisoantibodiesisochromosomeisochronouslykinesiologieslaparoscopistlaryngologieslichenologieslichenologistlollapaloozasmalariologiesmalariologistmartyrologiesmartyrologistmasticatoriesmegakaryocytemeningococcalmeningococcicmeningococcusmicroporositymiscaptioningmiscatalogingmisdevelopingmonophthongalmountainouslymyrmecologiesmyrmecologistnarratologiesnarratologistnecessitouslyneonatologiesnephrectomizenincompooperynonalcoholicsnonautonomousnoncontrollednonstationaryodontoglossumonomatologiesonomatologistonychophoransoppositionistoverborrowingoverdiscountsoverexploitedoverglamorizeoverpromotingoverrespondedoverseriouslyoverzealouslyphagocytosingphotochromismplanetologiesplanetologistplethysmogrampogonophoranspolychotomiespolychotomouspolyphonouslyprecautioningpremonitorilypreparatorilypreportioningprestigiouslypretensioningprimatologistprocuratorialprosecutorialpteridologiespteridologistquadraphonicsquadriphonicsquarrelsomelyrecreationistredemptionersreflexologiesremythologizerepressionistretinoscopiesretransformedrhodochrositescalariformlyscratchboardssecretagoguessemasiologiesseparationistserpiginouslysomatotrophinsomatotropinssoteriologiessplenectomizestereoisomersstereophoniesstreptococcicsubcategorize

About this list

Words
529 (183 common words)
Common example
acetaminophen
Rare example
waterproofers
Doubled letters
102
Ending in S
170
Most frequent letter
I (428)

Questions

How many 13-letter words matching ________o____ are there?

529. 183 of them are common words.

What is a common example?

ACETAMINOPHEN is among the common words in this set.