13-Letter Words Matching ____S____S___

There are 19 13-letter words that match ____S____S___. 7 are common words, such as BLESSEDNESSES and CRISSCROSSING. A rarer one is SQUISHINESSES. 16 words contain a doubled letter.

Full list 19

blessednessescrisscrossingsplashinessesthirstinessestransgressingtransgressiontransgressorscounselorshipillusionisticoverstressingtransgressivetreasurershipaccessorisingassistantshipautosuggestedhomoscedasticprussianisingsquashinessessquishinesses

About this list

Words
19 (7 common words)
Common example
blessednesses
Rare example
squishinesses
Doubled letters
16
Ending in S
6

Questions

How many 13-letter words matching ____s____s___ are there?

19. 7 of them are common words.

What is a common example?

BLESSEDNESSES is among the common words in this set.