15-Letter Words Matching _________I___T_

There are 13 15-letter words that match _________I___T_. 4 are common words, such as ANTIPERSPIRANTS and ASTROPHYSICISTS. A rarer one is UNCOMPASSIONATE. In this set, O is the most frequent open letter (12 words). 1 words contain a doubled letter.

Full list 13

antiperspirantsastrophysicistsconfidentialitynonparticipantsconstructivistsoverfamiliarityunproportionateaerodynamicistscytogeneticistsnonobjectivistsnonrecombinantssupercontinentsuncompassionate

About this list

Words
13 (4 common words)
Common example
antiperspirants
Rare example
uncompassionate
Doubled letters
1
Ending in S
9
Most frequent letter
O (12)

Questions

How many 15-letter words matching _________i___t_ are there?

13. 4 of them are common words.

What is a common example?

ANTIPERSPIRANTS is among the common words in this set.