15-Letter Words Matching A_________C____

There are 17 15-letter words that match A_________C____. 3 are common words, such as AERODYNAMICALLY and ASTROPHYSICISTS. A rarer one is AUTOTROPHICALLY. 12 words contain a doubled letter.

Full list 17

aerodynamicallyastrophysicistsatmosphericallyalgorithmicallyamaryllidaceousantivivisectionapocalypticallyasclepiadaceousastronauticallyautographicallyaerodynamicistsanacoluthicallyanisotropicallyapocalypticismsarcheologicallyastrophysicallyautotrophically

About this list

Words
17 (3 common words)
Common example
aerodynamically
Rare example
autotrophically
Doubled letters
12
Ending in S
5

Questions

How many 15-letter words matching a_________c____ are there?

17. 3 of them are common words.

What is a common example?

AERODYNAMICALLY is among the common words in this set.