14-Letter Words Matching _____I___N____

There are 20 14-letter words that match _____I___N____. 7 are common words, such as CONSTITUENCIES and EXHIBITIONISMS. A rarer one is SUPERINTENSITY. In this set, S is the most frequent open letter (19 words). 8 words contain a doubled letter.

Full list 20

constituenciesexhibitionismsexhibitionistsinefficienciessuperintendentsuperintendingtransitionallycoreligionistsspermiogenesisdemolitionistshyperimmunizedhyperimmunizesirreligionistsnonexistentialoppositionistspenicillinasespostmillennialreminiscentialspermiogenesessuperintensity

About this list

Words
20 (7 common words)
Common example
constituencies
Rare example
superintensity
Doubled letters
8
Ending in S
12
Most frequent letter
S (19)

Questions

How many 14-letter words matching _____i___n____ are there?

20. 7 of them are common words.

What is a common example?

CONSTITUENCIES is among the common words in this set.