13-Letter Words Matching ___I________M

There are 13 13-letter words that match ___I________M. 4 are common words, such as ANTICOMMUNISM and ANTILOGARITHM. A rarer one is FEUILLETONISM. 3 words contain a doubled letter.

Full list 13

anticommunismantilogarithmexhibitionismindividualismactinouraniumanticlinoriumantiterrorismfruitarianismperichondriumradiotelegramantinomianismantiritualismfeuilletonism

About this list

Words
13 (4 common words)
Common example
anticommunism
Rare example
feuilletonism
Doubled letters
3
Ending in S
0

Questions

How many 13-letter words matching ___i________m are there?

13. 4 of them are common words.

What is a common example?

ANTICOMMUNISM is among the common words in this set.