14-Letter Words Matching _O___U________

There are 21 14-letter words that match _O___U________. 5 are common words, such as CONCLUSIVENESS and MOLECULARITIES. A rarer one is SOLITUDINARIAN. In this set, N is the most frequent open letter (20 words). 4 words contain a doubled letter.

Full list 21

conclusivenessmolecularitiesnoneducationalnonequivalentsnonfluctuatingconfoundednessconglutinatingpostpubescencecocksurenessesconglutinationmononucleotidenonchurchgoersnonequilibriumnonequivalencenonfluorescentpococurantismspolybutadienespolynucleotideposthumousnesspostpubescentssolitudinarian

About this list

Words
21 (5 common words)
Common example
conclusiveness
Rare example
solitudinarian
Doubled letters
4
Ending in S
10
Most frequent letter
N (20)

Questions

How many 14-letter words matching _o___u________ are there?

21. 5 of them are common words.

What is a common example?

CONCLUSIVENESS is among the common words in this set.