9-Letter Words Matching F___M____

There are 20 9-letter words that match F___M____. 7 are common words, such as FILAMENTS and FILMMAKER. A rarer one is FOREMILKS. In this set, E is the most frequent open letter (14 words). 7 words contain a doubled letter.

Full list 20

filamentsfilmmakerflammableflummoxedflummoxesforemastsfragmentsflatmatesfluxmeterfootmarksfrogmarchfrogmouthfinnmarksfiremanicfishmealsflowmeterfolkmootsfolkmotesforaminalforemilks

About this list

Words
20 (7 common words)
Common example
filaments
Rare example
foremilks
Doubled letters
7
Ending in S
11
Most frequent letter
E (14)

Questions

How many 9-letter words matching f___m____ are there?

20. 7 of them are common words.

What is a common example?

FILAMENTS is among the common words in this set.