15-Letter Words Matching ___L___S_______

There are 12 15-letter words that match ___L___S_______. 3 are common words, such as CHILDLESSNESSES and FAULTLESSNESSES. A rarer one is STYLELESSNESSES. 7 words contain a doubled letter.

Full list 12

childlessnessesfaultlessnessesguilelessnessescholecystectomycholecystitidessyllogisticallycholecystitisescholecystokinincholinesterasesdyslogisticallyguiltlessnessesstylelessnesses

About this list

Words
12 (3 common words)
Common example
childlessnesses
Rare example
stylelessnesses
Doubled letters
7
Ending in S
8

Questions

How many 15-letter words matching ___l___s_______ are there?

12. 3 of them are common words.

What is a common example?

CHILDLESSNESSES is among the common words in this set.