13-Letter Words Matching ________I___M

There are 15 13-letter words that match ________I___M. 1 are common words, such as NEOCLASSICISM and AUTOEROTICISM. A rarer one is PROGRESSIVISM. In this set, I is the most frequent open letter (14 words). 4 words contain a doubled letter.

Full list 15

neoclassicismautoeroticismcolumelliformcorporativismdescriptivismdoctrinairismhomoeroticismindeterminisminfallibilismneoplasticismprotoactiniumscholasticismbibliophilismcosmopolitismprogressivism

About this list

Words
15 (1 common words)
Common example
neoclassicism
Rare example
progressivism
Doubled letters
4
Ending in S
0
Most frequent letter
I (14)

Questions

How many 13-letter words matching ________i___m are there?

15. 1 of them are common words.

What is a common example?

NEOCLASSICISM is among the common words in this set.