12-Letter Words Matching _U________M_

There are 15 12-letter words that match _U________M_. 2 are common words, such as HUCKSTERISMS and QUADRENNIUMS. A rarer one is SUPREMATISMS. In this set, S is the most frequent open letter (15 words). 3 words contain a doubled letter.

Full list 15

hucksterismsquadrenniumsautoerotismseuchromosomenucleoplasmssuperphylumseudaemonismseudaimonismsfunambulismsgutturalismsquislingismssuccedaneumssuperorgasmssupersystemssuprematisms

About this list

Words
15 (2 common words)
Common example
hucksterisms
Rare example
suprematisms
Doubled letters
3
Ending in S
14
Most frequent letter
S (15)

Questions

How many 12-letter words matching _u________m_ are there?

15. 2 of them are common words.

What is a common example?

HUCKSTERISMS is among the common words in this set.