15-Letter Words Matching A__R___________

There are 14 15-letter words that match A__R___________. 5 are common words, such as AGGRANDIZEMENTS and AMORPHOUSNESSES. A rarer one is ASTROPHYSICALLY. In this set, S is the most frequent open letter (13 words). 9 words contain a doubled letter.

Full list 14

aggrandizementsamorphousnessesapprenticeshipsappropriatenessastrophysicistsamaryllidaceousapproachabilityastronauticallyastronavigationaggregatenessesanfractuositiesastrobiologistsastrophotographastrophysically

About this list

Words
14 (5 common words)
Common example
aggrandizements
Rare example
astrophysically
Doubled letters
9
Ending in S
9
Most frequent letter
S (13)

Questions

How many 15-letter words matching a__r___________ are there?

14. 5 of them are common words.

What is a common example?

AGGRANDIZEMENTS is among the common words in this set.