13-Letter Words Matching ______O___O__

There are 34 13-letter words that match ______O___O__. 11 are common words, such as BACHELORHOODS and COLLABORATORS. A rarer one is TRICHLORPHONS. In this set, S is the most frequent open letter (29 words). 10 words contain a doubled letter.

Full list 34

Common words

bachelorhoodscollaboratorscommemoratorscorroboratorscorroboratoryimpersonatorsinterlocutorsinterlocutoryinterrogatorsinterrogatoryneighborhoodsarteriovenous
bachelorhoodscollaboratorscommemoratorscorroboratorscorroboratoryimpersonatorsinterlocutorsinterlocutoryinterrogatorsinterrogatoryneighborhoodsarteriovenouscarcinomatousgeochronologynonhomologousprolegomenousproparoxytonerhizomorphoussternforemostaccommodatorscleistogamouscondylomatousextrapolatorsfractionatorsgranulomatousincorporatorsinterpolatorsisochromosomenonautonomousnonmonogamouspapillomatouspolychotomousreciprocatorstrichlorphons

About this list

Words
34 (11 common words)
Common example
bachelorhoods
Rare example
trichlorphons
Doubled letters
10
Ending in S
27
Most frequent letter
S (29)

Questions

How many 13-letter words matching ______o___o__ are there?

34. 11 of them are common words.

What is a common example?

BACHELORHOODS is among the common words in this set.