14-Letter Words Matching U___I_________

There are 14 14-letter words that match U___I_________. 4 are common words, such as UNFAITHFULNESS and UNFRIENDLINESS. A rarer one is USURIOUSNESSES. In this set, N is the most frequent open letter (14 words). 7 words contain a doubled letter.

Full list 14

unfaithfulnessunfriendlinessungainlinessesutilitarianismunidirectionalunmaintainableunsuitablenessuxoriousnessesunchivalrouslyunidimensionalunskillfulnessunthinkabilityurediniosporesusuriousnesses

About this list

Words
14 (4 common words)
Common example
unfaithfulness
Rare example
usuriousnesses
Doubled letters
7
Ending in S
8
Most frequent letter
N (14)

Questions

How many 14-letter words matching u___i_________ are there?

14. 4 of them are common words.

What is a common example?

UNFAITHFULNESS is among the common words in this set.