15-Letter Words Matching ___A___A_______

There are 17 15-letter words that match ___A___A_______. 4 are common words, such as HUMANITARIANISM and STRAITJACKETING. A rarer one is UNFAVORABLENESS. 7 words contain a doubled letter.

Full list 17

humanitarianismstraitjacketingtotalitarianismunnaturalnessesunparliamentaryclearheadednessdisaccharidasesequalitarianismfanaticalnessespararosanilinespleasurablenessremanufacturersremanufacturingstraitlacednessteratocarcinomatotalitarianizeunfavorableness

About this list

Words
17 (4 common words)
Common example
humanitarianism
Rare example
unfavorableness
Doubled letters
7
Ending in S
9

Questions

How many 15-letter words matching ___a___a_______ are there?

17. 4 of them are common words.

What is a common example?

HUMANITARIANISM is among the common words in this set.