15-Letter Words Matching _A_____S_______

There are 12 15-letter words that match _A_____S_______. 5 are common words, such as DAUNTLESSNESSES and FAITHLESSNESSES. A rarer one is WATERLESSNESSES. In this set, L is the most frequent open letter (10 words). 10 words contain a doubled letter.

Full list 12

dauntlessnessesfaithlessnessesfaultlessnessesmasochisticallytastelessnessescataclysmicallymacrocosmicallypantheisticallyvasoconstrictorcarcinosarcomasvaluelessnesseswaterlessnesses

About this list

Words
12 (5 common words)
Common example
dauntlessnesses
Rare example
waterlessnesses
Doubled letters
10
Ending in S
7
Most frequent letter
L (10)

Questions

How many 15-letter words matching _a_____s_______ are there?

12. 5 of them are common words.

What is a common example?

DAUNTLESSNESSES is among the common words in this set.