13-Letter Words Matching ________O_I__

There are 268 13-letter words that match ________O_I__. 85 are common words, such as AMBASSADORIAL and ANTIMICROBIAL. A rarer one is WATERFLOODING. In this set, S is the most frequent open letter (218 words). 40 words contain a doubled letter.

Full list 268

Common words

ambassadorialantimicrobialarchaeologiesarchaeologistcampanologiescampanologistchildproofingclimatologiesclimatologistcolonoscopiescommissioningcontortionist
ambassadorialantimicrobialarchaeologiesarchaeologistcampanologiescampanologistchildproofingclimatologiesclimatologistcolonoscopiescommissioningcontortionistcosignatoriescosmetologiescosmetologistcriminologiescriminologistdermatologiesdermatologistelectrologistelectromotiveexhibitionismexhibitionistexpressionismexpressionistflameproofingforeshadowinggerontologiesgerontologistgubernatorialgynaecologieshermaphroditeherpetologiesherpetologisthomeschoolingichthyologiesichthyologistimpressionismimpressionistinquisitorialmeteorologiesmeteorologistmethodologiesmisanthropiesmisanthropistmisdiagnosingnonautomotiveobservatoriesonomatopoeiasornithologiesornithologistovershadowingpercussionistperfectionismperfectionistperfunctorilyphilharmonicsphraseologiesphysiognomiesprocessioningprojectionistproportioningproprietorialprotectionismprotectionistpsychotropicsreformatoriesrevolutioniserevolutionistrevolutionizesharpshootingsoundproofingsubcategoriessuperimposingsuppositoriesterminologiestracheotomiestransistorizetransitioningunderexposingundershootingunquestioningvaledictorianvaledictorieswaterproofingacetylcholineagrobiologiesamphibologiesamphictyoniesanfractuosityannexationismannexationistanticlinoriumanticorrosiveantiterrorismantiterroristapogeotropismarthroscopiescombinatorialcoreligionistdemolitionistdemythologizedeuteragonistdeuteranopiasdevolutionistdiageotropismembolectomieseschatologieseschatologistexplanatorilyexterritorialferrochromiumfluoroscopiesgonadotropinshydrochlorideimpecuniositykinesiologistlaparoscopieslegislatorialliberationistlycanthropiesmagnetomotivemanufactoriesmethodologistneonatologistnephrectomiesovariectomiesphraseologistprimatologiesprocompromiseprogenitorialprosopopoeiasreflexologistrepositioningresynchronizerevelationistrevolutionismsplenectomiesstereoscopiesstereotropismsubequatorialsuccinctoriumterminologisttetrachloridethanatologistthigmotropismunorthodoxiesvexillologistvolcanologiesvolcanologistvulcanologiesvulcanologistwatercoloristaerobiologiesailurophobiasaldosteronismantiauthorityanticorrosionbuttonhookingcalefactorieschancelloriescombinatoricscorruptionistcountermovingcounterposingcryobiologiescryobiologistdactylologiesdecamethoniumdeprecatorilydiabetologistdodecaphoniesdodecaphonistelectrologiesenterostomiesexpurgatorialfeuilletonismfeuilletonistfluoroscopingfluoroscopistgastrectomiesgastroscopiesgastroscopistgonadectomieshepatectomiesherringboningheterophoniesheterosporieshexamethoniumhydroperoxidehypervelocityhysterotomiesinformatorilyintercolonialirreligionistisoantibodieskinesiologieslaparoscopistlaryngologieslichenologieslichenologistmalariologiesmalariologistmartyrologiesmartyrologistmasticatoriesmicroporositymiscaptioningmiscatalogingmisdevelopingmyrmecologiesmyrmecologistnarratologiesnarratologistneonatologiesnephrectomizenonalcoholicsonomatologiesonomatologistoppositionistoverborrowingoverglamorizeoverpromotingphagocytosingphotochromismplanetologiesplanetologistpolychotomiesprecautioningpremonitorilypreparatorilypreportioningpretensioningprimatologistprocuratorialprosecutorialpteridologiespteridologistquadraphonicsquadriphonicsrecreationistreflexologiesremythologizerepressionistretinoscopiesrhodochrositesemasiologiesseparationistsomatotropinssoteriologiessplenectomizestereophoniessubcategorizesupermajoritysynarthrodialtechnophobiastetrafluoridetetrodotoxinsthanatologiesthermotropismthoracotomiestransistorisetrinucleotideunforthcomingvexillologiesvictimologiesvictimologistwaterflooding

About this list

Words
268 (85 common words)
Common example
ambassadorial
Rare example
waterflooding
Doubled letters
40
Ending in S
95
Most frequent letter
S (218)

Questions

How many 13-letter words matching ________o_i__ are there?

268. 85 of them are common words.

What is a common example?

AMBASSADORIAL is among the common words in this set.