14-Letter Words Matching I_____U_______

There are 12 14-letter words that match I_____U_______. 2 are common words, such as INCESTUOUSNESS and INCOMMUNICABLE. A rarer one is INTUSSUSCEPTED. In this set, N is the most frequent open letter (12 words). 7 words contain a doubled letter.

Full list 12

incestuousnessincommunicableimperturbationinadequatenessintracutaneousincombustiblesincommunicablyincorruptiblesinternucleonicinterpupillaryintroductorilyintussuscepted

About this list

Words
12 (2 common words)
Common example
incestuousness
Rare example
intussuscepted
Doubled letters
7
Ending in S
5
Most frequent letter
N (12)

Questions

How many 14-letter words matching i_____u_______ are there?

12. 2 of them are common words.

What is a common example?

INCESTUOUSNESS is among the common words in this set.