9-Letter Words Matching ____C_M__

There are 21 9-letter words that match ____C_M__. 10 are common words, such as CATACOMBS and CHURCHMAN. A rarer one is SEMICOMAS. 2 words contain a doubled letter.

Full list 21

catacombschurchmanchurchmenglaucomaslatecomerovercomespolicemanpolicemenselectmanselectmenbackcombsdowncomerswitchmanswitchmenanalcimesattackmanattackmendowncomesminicampsovercomersemicomas

About this list

Words
21 (10 common words)
Common example
catacombs
Rare example
semicomas
Doubled letters
2
Ending in S
8

Questions

How many 9-letter words matching ____c_m__ are there?

21. 10 of them are common words.

What is a common example?

CATACOMBS is among the common words in this set.