13-Letter Words Matching U__M_________

There are 13 13-letter words that match U__M_________. 5 are common words, such as UNAMBIGUOUSLY and UNEMBARRASSED. A rarer one is UNEMPLOYABLES. In this set, N is the most frequent open letter (13 words). 4 words contain a doubled letter.

Full list 13

unambiguouslyunembarrassedunemploymentsunimaginativeunimpeachableunimplementedunemancipatedunembellishedunemotionallyunimpassionedunimpeachablyunimportancesunemployables

About this list

Words
13 (5 common words)
Common example
unambiguously
Rare example
unemployables
Doubled letters
4
Ending in S
3
Most frequent letter
N (13)

Questions

How many 13-letter words matching u__m_________ are there?

13. 5 of them are common words.

What is a common example?

UNAMBIGUOUSLY is among the common words in this set.