15-Letter Words Matching __AS___________

There are 15 15-letter words that match __AS___________. 3 are common words, such as CEASELESSNESSES and CLASSIFICATIONS. A rarer one is REASONABILITIES. In this set, S is the most frequent open letter (14 words). 11 words contain a doubled letter.

Full list 15

ceaselessnessesclassificationstoastmistressesmeasurelessnessunassailabilityunassertivenessblasphemousnessclasslessnessescrashworthinessdiastereoisomerdiastrophicallyirasciblenessesmeasurabilitiesplasticizationsreasonabilities

About this list

Words
15 (3 common words)
Common example
ceaselessnesses
Rare example
reasonabilities
Doubled letters
11
Ending in S
12
Most frequent letter
S (14)

Questions

How many 15-letter words matching __as___________ are there?

15. 3 of them are common words.

What is a common example?

CEASELESSNESSES is among the common words in this set.