14-Letter Words Matching _O__N_________

There are 29 14-letter words that match _O__N_________. 4 are common words, such as MOURNFULNESSES and NONENFORCEABLE. A rarer one is WOMANISHNESSES. In this set, E is the most frequent open letter (26 words). 6 words contain a doubled letter.

Full list 29

Common words

mournfulnessesnonenforceablenonindependentpotentialitiesnonenforcementnoninflammablenoninformativenoninhabitablenoninstinctivenonintercoursepolyneuritidespotentiometers
mournfulnessesnonenforceablenonindependentpotentialitiesnonenforcementnoninflammablenoninformativenoninhabitablenoninstinctivenonintercoursepolyneuritidespotentiometerscoconspiratorscolonialnessescorynebacteriamononucleotidenomenclatorialnonantibioticsnonengagementsnonengineeringnoninformationnoninstallmentnoninteractingnoninteractivenoninvolvementpolyneuritisespolynucleotidepotentiometricwomanishnesses

About this list

Words
29 (4 common words)
Common example
mournfulnesses
Rare example
womanishnesses
Doubled letters
6
Ending in S
10
Most frequent letter
E (26)

Questions

How many 14-letter words matching _o__n_________ are there?

29. 4 of them are common words.

What is a common example?

MOURNFULNESSES is among the common words in this set.