15-Letter Words Matching _______E___M___

There are 12 15-letter words that match _______E___M___. 2 are common words, such as ACKNOWLEDGEMENT and TONSILLECTOMIES. A rarer one is THYROIDECTOMIES. 1 words contain a doubled letter.

Full list 12

acknowledgementtonsillectomiesadenoidectomiesmastoidectomiesoverdevelopmentpneumonectomiesprostatectomiessalpingectomiesadrenalectomiesantidevelopmentsympathectomiesthyroidectomies

About this list

Words
12 (2 common words)
Common example
acknowledgement
Rare example
thyroidectomies
Doubled letters
1
Ending in S
9

Questions

How many 15-letter words matching _______e___m___ are there?

12. 2 of them are common words.

What is a common example?

ACKNOWLEDGEMENT is among the common words in this set.