13-Letter Words Matching __I_________T

There are 13 13-letter words that match __I_________T. 6 are common words, such as CLIMATOLOGIST and CRIMINOLOGIST. A rarer one is PRIMATOLOGIST. In this set, S is the most frequent open letter (10 words). 3 words contain a doubled letter.

Full list 13

climatologistcriminologistreimbursementreinforcementreinstatementunintelligentchiaroscuristdeipnosophistepigrammatistquinquevalentunilateralistphilhellenistprimatologist

About this list

Words
13 (6 common words)
Common example
climatologist
Rare example
primatologist
Doubled letters
3
Ending in S
0
Most frequent letter
S (10)

Questions

How many 13-letter words matching __i_________t are there?

13. 6 of them are common words.

What is a common example?

CLIMATOLOGIST is among the common words in this set.