15-Letter Words Matching U________E_____

There are 13 15-letter words that match U________E_____. 6 are common words, such as UNCOMPLIMENTARY and UNCOMPREHENDING. A rarer one is UNMITIGATEDNESS. In this set, N is the most frequent open letter (12 words). 6 words contain a doubled letter.

Full list 13

uncomplimentaryuncomprehendinguncontroversialunderhandednessunderstatementsunprepossessinguninterpretableunparliamentaryultracommercialultraconvenientunconcernednessuninhibitednessunmitigatedness

About this list

Words
13 (6 common words)
Common example
uncomplimentary
Rare example
unmitigatedness
Doubled letters
6
Ending in S
5
Most frequent letter
N (12)

Questions

How many 15-letter words matching u________e_____ are there?

13. 6 of them are common words.

What is a common example?

UNCOMPLIMENTARY is among the common words in this set.