11-Letter Words Matching U_____M____

There are 13 11-letter words that match U_____M____. 5 are common words, such as UNASHAMEDLY and UNIDIOMATIC. A rarer one is UNSCRAMBLER. In this set, N is the most frequent open letter (12 words). 5 words contain a doubled letter.

Full list 13

unashamedlyunidiomaticunscrambledunscramblesuntrammeledunattempteduniformnessultrasmoothunassembledunautomateduncinematicunfoldmentsunscrambler

About this list

Words
13 (5 common words)
Common example
unashamedly
Rare example
unscrambler
Doubled letters
5
Ending in S
3
Most frequent letter
N (12)

Questions

How many 11-letter words matching u_____m____ are there?

13. 5 of them are common words.

What is a common example?

UNASHAMEDLY is among the common words in this set.