15-Letter Words Matching U_________T____

There are 18 15-letter words that match U_________T____. 2 are common words, such as UNDERVALUATIONS and UNPRECEDENTEDLY. A rarer one is UNDERNUTRITIONS. In this set, E is the most frequent open letter (17 words). 3 words contain a doubled letter.

Full list 18

undervaluationsunprecedentedlyunimplementableunconscientiousunderinvestmentuninterpretableuninterruptedlyuninterruptibleultimogenituresultramicrotomesultrastructuralultrastructuresunadulteratedlyunanticipatedlyunappreciationsuncopyrightableunderinflationsundernutritions

About this list

Words
18 (2 common words)
Common example
undervaluations
Rare example
undernutritions
Doubled letters
3
Ending in S
8
Most frequent letter
E (17)

Questions

How many 15-letter words matching u_________t____ are there?

18. 2 of them are common words.

What is a common example?

UNDERVALUATIONS is among the common words in this set.