11-Letter Words Matching S_________M

There are 21 11-letter words that match S_________M. 0 are common words, such as SARDONICISM and SCALARIFORM. A rarer one is SUPREMATISM. In this set, R is the most frequent open letter (14 words). 3 words contain a doubled letter.

Full list 21

sardonicismscalariformscriptoriumsemioticismsomatoplasmspectrogramsporogoniumstylopodiumsubdeliriumsuccedaneumsuperphylumsupersystemsyllabogramsynchronismsyndicalismsystematismscattergramsempervivumstaminodiumsuperorgasmsuprematism

About this list

Words
21 (0 common words)
Common example
sardonicism
Rare example
suprematism
Doubled letters
3
Ending in S
0
Most frequent letter
R (14)

Questions

How many 11-letter words matching s_________m are there?

21. 0 of them are common words.

What is a common example?

SARDONICISM is among the common words in this set.