8-Letter Words Containing SOS

There are 12 8-letter words that contain SOS. 3 are common words, such as CALYPSOS and MAFIOSOS. A rarer one is REVERSOS. In this set, I is the most frequent open letter (6 words). 0 words contain a doubled letter.

Full list 12

calypsosmafiososprovisosisostasychamisosisospinsisosporylysosomemesosomemestesosolorososreversos

About this list

Words
12 (3 common words)
Common example
calypsos
Rare example
reversos
Doubled letters
0
Ending in S
8
Most frequent letter
I (6)

Questions

How many 8-letter words containing sos are there?

12. 3 of them are common words.

What is a common example?

CALYPSOS is among the common words in this set.