9-Letter Words Containing MAM

There are 14 9-letter words that contain MAM. 4 are common words, such as ARMAMENTS and FIRMAMENT. A rarer one is MAMMOCKED. In this set, I is the most frequent open letter (8 words). 8 words contain a doubled letter.

Full list 14

armamentsfirmamentmammalianmammogrammammalogymammillaemammonismmammonistcockamamyformamidemamaligasmamelukesmammeringmammocked

About this list

Words
14 (4 common words)
Common example
armaments
Rare example
mammocked
Doubled letters
8
Ending in S
3
Most frequent letter
I (8)

Questions

How many 9-letter words containing mam are there?

14. 4 of them are common words.

What is a common example?

ARMAMENTS is among the common words in this set.