9-Letter Words Matching __T_____M

There are 39 9-letter words that match __T_____M. 14 are common words, such as ANTISERUM and CATACLYSM. A rarer one is SATURNISM. In this set, I is the most frequent open letter (28 words). 3 words contain a doubled letter.

Full list 39

Common words

antiserumcataclysmcatechismcytoplasmextremismfetishismostracismpetroleumpotassiumritualismrutheniumultimatum
antiserumcataclysmcatechismcytoplasmextremismfetishismostracismpetroleumpotassiumritualismrutheniumultimatumwitticismytterbiumanthodiumanthuriumantivenomauteurismbotulinumcataplasmectoplasmectothermheteronymliteratimmetaplasmmetaxylemmutualismmythicismpetershamreticulumtetragramvitriformautoecismfetichisminterfirmintertermlathyrismmethodismsaturnism

About this list

Words
39 (14 common words)
Common example
antiserum
Rare example
saturnism
Doubled letters
3
Ending in S
0
Most frequent letter
I (28)

Questions

How many 9-letter words matching __t_____m are there?

39. 14 of them are common words.

What is a common example?

ANTISERUM is among the common words in this set.