14-Letter Words Matching A_____S_______

There are 19 14-letter words that match A_____S_______. 12 are common words, such as ABSTRUSENESSES and ADMINISTRATING. A rarer one is ANTIHISTORICAL. In this set, I is the most frequent open letter (17 words). 9 words contain a doubled letter.

Full list 19

abstrusenessesadministratingadministrationadministrativeadministratorsafforestationsaggressivenessagribusinessesaltruisticallyantihistaminesaphoristicallyarchbishopricsantihistaminicaddressabilityadministratrixaggressivitiesankylosaurusesantidesiccantsantihistorical

About this list

Words
19 (12 common words)
Common example
abstrusenesses
Rare example
antihistorical
Doubled letters
9
Ending in S
10
Most frequent letter
I (17)

Questions

How many 14-letter words matching a_____s_______ are there?

19. 12 of them are common words.

What is a common example?

ABSTRUSENESSES is among the common words in this set.