15-Letter Words Matching U_____E________

There are 14 15-letter words that match U_____E________. 3 are common words, such as UNPRECEDENTEDLY and UNPRETENTIOUSLY. A rarer one is UNSYMMETRICALLY. In this set, N is the most frequent open letter (13 words). 6 words contain a doubled letter.

Full list 14

unprecedentedlyunpretentiouslyunwholesomenessunauthenticatedunimplementableultracentrifugeuncooperativelyultrademocraticunanswerabilityunappreciationsunchoreographedunconcernednessunprofessionalsunsymmetrically

About this list

Words
14 (3 common words)
Common example
unprecedentedly
Rare example
unsymmetrically
Doubled letters
6
Ending in S
4
Most frequent letter
N (13)

Questions

How many 15-letter words matching u_____e________ are there?

14. 3 of them are common words.

What is a common example?

UNPRECEDENTEDLY is among the common words in this set.