13-Letter Words Matching U_____U______

There are 18 13-letter words that match U_____U______. 8 are common words, such as UNACCOUNTABLE and UNACCOUNTABLY. A rarer one is UNPICTURESQUE. In this set, N is the most frequent open letter (18 words). 6 words contain a doubled letter.

Full list 18

unaccountableunaccountablyuncircumcisedunconquerableunconsummatedundercurrentsunfortunatelyunobtrusivelyunconquerablyundersurfacesundisguisedlyuninfluentialunnilquadiumsuncalculatingunderbudgetedundersuppliesunencouragingunpicturesque

About this list

Words
18 (8 common words)
Common example
unaccountable
Rare example
unpicturesque
Doubled letters
6
Ending in S
4
Most frequent letter
N (18)

Questions

How many 13-letter words matching u_____u______ are there?

18. 8 of them are common words.

What is a common example?

UNACCOUNTABLE is among the common words in this set.