10-Letter Words Matching _____I_M__

There are 21 10-letter words that match _____I_M__. 8 are common words, such as COUNCILMAN and COUNCILMEN. A rarer one is PRETRIMMED. In this set, A is the most frequent open letter (15 words). 3 words contain a doubled letter.

Full list 21

councilmancouncilmenmidshipmanmidshipmenmilitiamanmilitiamenorganismicreaffirmedanastigmatnonswimmerstrabismalstrabismicstrabismusvaginismuscochairmancochairmendirigismesembolismicenantiomerorganismalpretrimmed

About this list

Words
21 (8 common words)
Common example
councilman
Rare example
pretrimmed
Doubled letters
3
Ending in S
3
Most frequent letter
A (15)

Questions

How many 10-letter words matching _____i_m__ are there?

21. 8 of them are common words.

What is a common example?

COUNCILMAN is among the common words in this set.