10-Letter Words Matching ___U____M_

There are 12 10-letter words that match ___U____M_. 4 are common words, such as CONUNDRUMS and OCCULTISMS. A rarer one is SATURNISMS. In this set, S is the most frequent open letter (12 words). 1 words contain a doubled letter.

Full list 12

conundrumsoccultismspseudonymsritualismscolumbiumsmanubriumsabsurdismsbotulinumseunuchismsjesuitismsmutualismssaturnisms

About this list

Words
12 (4 common words)
Common example
conundrums
Rare example
saturnisms
Doubled letters
1
Ending in S
12
Most frequent letter
S (12)

Questions

How many 10-letter words matching ___u____m_ are there?

12. 4 of them are common words.

What is a common example?

CONUNDRUMS is among the common words in this set.