12-Letter Words Matching _____T_____M

There are 27 12-letter words that match _____T_____M. 5 are common words, such as ABOLITIONISM and DILETTANTISM. A rarer one is TRIMETHOPRIM. In this set, I is the most frequent open letter (25 words). 4 words contain a doubled letter.

Full list 27

Common words

abolitionismdilettantismisolationismspiritualismvolunteerismamphitheciumchemotropismdeviationismdiverticulumessentialismevolutionismheliotropism
abolitionismdilettantismisolationismspiritualismvolunteerismamphitheciumchemotropismdeviationismdiverticulumessentialismevolutionismheliotropismhydrotropisminflationismintuitionismphototropismradiothoriumreductionismsituationismvoluntaryismanisotropismergastoplasmnonpetroleumoperationismsalvationismsymmetallismtrimethoprim

About this list

Words
27 (5 common words)
Common example
abolitionism
Rare example
trimethoprim
Doubled letters
4
Ending in S
0
Most frequent letter
I (25)

Questions

How many 12-letter words matching _____t_____m are there?

27. 5 of them are common words.

What is a common example?

ABOLITIONISM is among the common words in this set.