15-Letter Words Matching ___O_______S___

There are 40 15-letter words that match ___O_______S___. 17 are common words, such as ATROCIOUSNESSES and BLOODLESSNESSES. A rarer one is UNBOUNDEDNESSES. In this set, N is the most frequent open letter (39 words). 31 words contain a doubled letter.

Full list 40

Common words

atrociousnessesbloodlessnessescolorfastnessescolorlessnessesferociousnesseshonorablenesseshumorlessnessesincomprehensionincorrectnessesinnocuousnesseslaboriousnessesmelodiousnesses
atrociousnessesbloodlessnessescolorfastnessescolorlessnessesferociousnesseshonorablenesseshumorlessnessesincomprehensionincorrectnessesinnocuousnesseslaboriousnessesmelodiousnessesobnoxiousnessesrevolutionisingsadomasochisticuncontroversialunworldlinessesachondroplasiaserroneousnessesfavorablenessesincomprehensiveopportunenessesreconditenessesachondroplasticautotransfusionbelongingnesseseffortfulnessesenjoyablenessesfeloniousnessesidiomaticnessesillogicalnessesimmovablenessesincorruptnessesinsolublenessesmelodramatisingmemorablenessesremovablenessesreposefulnessessecondarinessesunboundednesses

About this list

Words
40 (17 common words)
Common example
atrociousnesses
Rare example
unboundednesses
Doubled letters
31
Ending in S
32
Most frequent letter
N (39)

Questions

How many 15-letter words matching ___o_______s___ are there?

40. 17 of them are common words.

What is a common example?

ATROCIOUSNESSES is among the common words in this set.