9-Letter Words Matching ___O____M

There are 31 9-letter words that match ___O____M. 8 are common words, such as ALGORITHM and ARBORETUM. A rarer one is VASOSPASM. In this set, S is the most frequent open letter (20 words). 6 words contain a doubled letter.

Full list 31

Common words

algorithmarboretumcolostrumcytoplasmelbowroommasochismreconfirmstrontiumalloplasmarrowwormbloodwormcheongsam
algorithmarboretumcolostrumcytoplasmelbowroommasochismreconfirmstrontiumalloplasmarrowwormbloodwormcheongsamdoronicumectoplasmectothermendoplasmendospermendosteumendothermgynoeciumhylozoismidioplasmreformismautoecismcolosseumheroinismmisoneismmonoecismpiroplasmproofroomvasospasm

About this list

Words
31 (8 common words)
Common example
algorithm
Rare example
vasospasm
Doubled letters
6
Ending in S
0
Most frequent letter
S (20)

Questions

How many 9-letter words matching ___o____m are there?

31. 8 of them are common words.

What is a common example?

ALGORITHM is among the common words in this set.