12-Letter Words Matching _E_________M

There are 18 12-letter words that match _E_________M. 6 are common words, such as AESTHETICISM and GEOMAGNETISM. A rarer one is HEMIMORPHISM. In this set, I is the most frequent open letter (18 words). 1 words contain a doubled letter.

Full list 18

aestheticismgeomagnetismmercantilismmetamorphismsectarianismsectionalismaeroembolismdeviationismheliotropismmercurialismmetasomatismnecrophilismperinephriumperionychiumreductionismsecessionismserpentiformhemimorphism

About this list

Words
18 (6 common words)
Common example
aestheticism
Rare example
hemimorphism
Doubled letters
1
Ending in S
0
Most frequent letter
I (18)

Questions

How many 12-letter words matching _e_________m are there?

18. 6 of them are common words.

What is a common example?

AESTHETICISM is among the common words in this set.