14-Letter Words Matching A________N____

There are 12 14-letter words that match A________N____. 2 are common words, such as ANTICOMMUNISMS and ANTICOMMUNISTS. A rarer one is ANTINOMIANISMS. In this set, I is the most frequent open letter (12 words). 4 words contain a doubled letter.

Full list 12

anticommunismsanticommunistsantigovernmentarchdeaconriesadaptationallyaldosteronismsannexationistsanthraquinonesanticarcinogenantimechanistsantimodernistsantinomianisms

About this list

Words
12 (2 common words)
Common example
anticommunisms
Rare example
antinomianisms
Doubled letters
4
Ending in S
9
Most frequent letter
I (12)

Questions

How many 14-letter words matching a________n____ are there?

12. 2 of them are common words.

What is a common example?

ANTICOMMUNISMS is among the common words in this set.