10-Letter Words Matching ___N____M_

There are 22 10-letter words that match ___N____M_. 13 are common words, such as BARNSTORMS and DINNERTIME. A rarer one is PYCNIDIUMS. In this set, S is the most frequent open letter (17 words). 5 words contain a doubled letter.

Full list 22

barnstormsdinnertimegymnasiumshypnotismsmagnesiumsmagnetismsmannerismspianissimipianissimoprincedomsrainstormsroundwormstransformsadenectomyatonalismsblindwormscraniotomygrandmammaherniotomyjointwormsphonogramspycnidiums

About this list

Words
22 (13 common words)
Common example
barnstorms
Rare example
pycnidiums
Doubled letters
5
Ending in S
15
Most frequent letter
S (17)

Questions

How many 10-letter words matching ___n____m_ are there?

22. 13 of them are common words.

What is a common example?

BARNSTORMS is among the common words in this set.