12-Letter Words Matching _E___Y______

There are 14 12-letter words that match _E___Y______. 2 are common words, such as AERODYNAMICS and GEOPHYSICIST. A rarer one is SEMIMYSTICAL. In this set, I is the most frequent open letter (11 words). 2 words contain a doubled letter.

Full list 14

aerodynamicsgeophysicistdecasyllabicdecasyllabledepolymerizepericynthionhemerythrinshemihydratedhemihydrateshemodynamicshexahydratesmecamylaminemesocyclonessemimystical

About this list

Words
14 (2 common words)
Common example
aerodynamics
Rare example
semimystical
Doubled letters
2
Ending in S
6
Most frequent letter
I (11)

Questions

How many 12-letter words matching _e___y______ are there?

14. 2 of them are common words.

What is a common example?

AERODYNAMICS is among the common words in this set.