11-Letter Words Matching M________M_

There are 23 11-letter words that match M________M_. 13 are common words, such as MAINSTREAMS and MEERSCHAUMS. A rarer one is MULTIVOLUME. 4 words contain a doubled letter.

Full list 23

mainstreamsmeerschaumsmemorandumsmetabolismsmilitarismsmillenniumsmillstreamsminimalismsmolybdenumsmonarchismsmonetarismsmonotheismsmoratoriumsmicroseismsmyocardiumsmessianismsmetamerismsmicroprismsmisprogramsmorphinismsmulticolumnmultienzymemultivolume

About this list

Words
23 (13 common words)
Common example
mainstreams
Rare example
multivolume
Doubled letters
4
Ending in S
20

Questions

How many 11-letter words matching m________m_ are there?

23. 13 of them are common words.

What is a common example?

MAINSTREAMS is among the common words in this set.