15-Letter Words Matching __I_T__________

There are 21 15-letter words that match __I_T__________. 8 are common words, such as EXISTENTIALISMS and EXISTENTIALISTS. A rarer one is WHISTLEBLOWINGS. In this set, N is the most frequent open letter (19 words). 10 words contain a doubled letter.

Full list 21

existentialismsexistentialistsflirtatiousnessmaintainabilitypointlessnessesreintroductionsshiftlessnessesunintentionallyepistemologicalepistemologistsopisthognathousunintelligentlyuninterpretableuninterruptedlyuninterruptibleguiltlessnessespainterlinessesquintuplicatingscintillometersspinthariscopeswhistleblowings

About this list

Words
21 (8 common words)
Common example
existentialisms
Rare example
whistleblowings
Doubled letters
10
Ending in S
13
Most frequent letter
N (19)

Questions

How many 15-letter words matching __i_t__________ are there?

21. 8 of them are common words.

What is a common example?

EXISTENTIALISMS is among the common words in this set.