13-Letter Words Matching O_____U______

There are 12 13-letter words that match O_____U______. 3 are common words, such as OPPORTUNISTIC and OPPORTUNITIES. A rarer one is OVERNOURISHES. In this set, N is the most frequent open letter (12 words). 3 words contain a doubled letter.

Full list 12

opportunisticopportunitiesoverabundanceopportunenessopenmouthedlyoutpopulatingovercautionedovereducatingovereducationoverexuberantovernourishedovernourishes

About this list

Words
12 (3 common words)
Common example
opportunistic
Rare example
overnourishes
Doubled letters
3
Ending in S
3
Most frequent letter
N (12)

Questions

How many 13-letter words matching o_____u______ are there?

12. 3 of them are common words.

What is a common example?

OPPORTUNISTIC is among the common words in this set.