12-Letter Words Matching ____N_____M_

There are 13 12-letter words that match ____N_____M_. 5 are common words, such as ABSENTEEISMS and APPENDECTOMY. A rarer one is PROGNATHISMS. In this set, A is the most frequent open letter (13 words). 3 words contain a doubled letter.

Full list 13

absenteeismsappendectomycolonialismsromanticismsvoluntarismsadventurismsinfantilismsadrenochromeimmanentismslaryngectomyorientalismspleinairismsprognathisms

About this list

Words
13 (5 common words)
Common example
absenteeisms
Rare example
prognathisms
Doubled letters
3
Ending in S
10
Most frequent letter
A (13)

Questions

How many 12-letter words matching ____n_____m_ are there?

13. 5 of them are common words.

What is a common example?

ABSENTEEISMS is among the common words in this set.