15-Letter Words Matching _A__________E__

There are 12 15-letter words that match _A__________E__. 4 are common words, such as CARNIVOROUSNESS and HALFHEARTEDNESS. A rarer one is WARRANTABLENESS. In this set, S is the most frequent open letter (12 words). 12 words contain a doubled letter.

Full list 12

carnivorousnesshalfheartednesshardheartednesswarmheartednessfantasticalnessfashionablenessmagnanimousnessparallelepipedspassionlessnessparadoxicalnesssaponaceousnesswarrantableness

About this list

Words
12 (4 common words)
Common example
carnivorousness
Rare example
warrantableness
Doubled letters
12
Ending in S
12
Most frequent letter
S (12)

Questions

How many 15-letter words matching _a__________e__ are there?

12. 4 of them are common words.

What is a common example?

CARNIVOROUSNESS is among the common words in this set.