13-Letter Words Matching ____O____S___

There are 99 13-letter words that match ____O____S___. 47 are common words, such as AMOROUSNESSES and ANCHORPERSONS. A rarer one is WELCOMENESSES. In this set, N is the most frequent open letter (87 words). 72 words contain a doubled letter.

Full list 99

Common words

amorousnessesanchorpersonsanxiousnessesarduousnessesawesomenessesbiliousnessescallousnessescopiousnessescuriousnessescursorinessescustodianshipdeviousnesses
amorousnessesanchorpersonsanxiousnessesarduousnessesawesomenessesbiliousnessescallousnessescopiousnessescuriousnessescursorinessescustodianshipdeviousnessesdiscourtesiesdispossessingdispossessiondubiousnessesenviousnessesfatuousnessesfulsomenessesheinousnesseshideousnessesimpiousnessesirksomenessesnationalisticnervousnessesobviousnessesominousnessesonerousnessespiteousnessespompousnessesprepossessingprepossessionpurposelesslyrationalisticraucousnessesrebroadcastedretrogressingretrogressionretrogressiveseriousnessestediousnessestenuousnessesvacuousnessesviciousnessesviscountesseswinsomenesseszealousnessesbioconversioncosponsorshipforlornnessesgibbousnessesintrogressionlandownershiplissomenessesmicroparasitenoisomenessesnonconclusivenoxiousnessesoligopolisticphotoemissionpreconcessionshadowinessessinuousnessessubcommissionuniformnessesunprogressiveviscousnesseschymotrypsinsdispossessorsemulousnessesetymologisinggallowglassesgaseousnessesingrownnessesintrogressantintrogressivejealousnesseslithotripsiesmicroporositynationalisingnonconclusionnonconsensualnonpossessionodorousnessesoperosenessespersonalisingpersonalisticphagocytosingphotoemissivephotofinisherproconsulshiprationalisingregionalisticrhodochrositeriotousnessesruinousnessesvariousnessesverbosenesseswelcomenesses

About this list

Words
99 (47 common words)
Common example
amorousnesses
Rare example
welcomenesses
Doubled letters
72
Ending in S
59
Most frequent letter
N (87)

Questions

How many 13-letter words matching ____o____s___ are there?

99. 47 of them are common words.

What is a common example?

AMOROUSNESSES is among the common words in this set.