15-Letter Words Matching _________T_M___

There are 14 15-letter words that match _________T_M___. 2 are common words, such as METHAMPHETAMINE and TONSILLECTOMIES. A rarer one is THYROIDECTOMIES. 2 words contain a doubled letter.

Full list 14

methamphetaminetonsillectomiesadenoidectomiesantepenultimatemastoidectomiespneumonectomiesprostatectomiessalpingectomiesadrenalectomiesantiarrhythmicshyperexcitementneuroblastomatasympathectomiesthyroidectomies

About this list

Words
14 (2 common words)
Common example
methamphetamine
Rare example
thyroidectomies
Doubled letters
2
Ending in S
10

Questions

How many 15-letter words matching _________t_m___ are there?

14. 2 of them are common words.

What is a common example?

METHAMPHETAMINE is among the common words in this set.