4-Letter Words Matching _O_M

There are 18 4-letter words that match _O_M. 14 are common words, such as BOOM and CORM. A rarer one is TOOM. 7 words contain a doubled letter.

Full list 18

boomcormdoomdormfoamformloamloomnormpoemroamroomwormzoomcoomholmdoumtoom

About this list

Words
18 (14 common words)
Common example
boom
Rare example
toom
Doubled letters
7
Ending in S
0

Questions

How many 4-letter words matching _o_m are there?

18. 14 of them are common words.

What is a common example?

BOOM is among the common words in this set.