14-Letter Words Matching ____E____G____

There are 12 14-letter words that match ____E____G____. 3 are common words, such as BUTTERFINGERED and COSMETOLOGISTS. A rarer one is PLANETOLOGISTS. In this set, I is the most frequent open letter (12 words). 1 words contain a doubled letter.

Full list 12

butterfingeredcosmetologistsherpetologistscosmetologicalherpetologicaldiabetologistslichenologicallichenologistsmyrmecologicalmyrmecologistsplanetologicalplanetologists

About this list

Words
12 (3 common words)
Common example
butterfingered
Rare example
planetologists
Doubled letters
1
Ending in S
6
Most frequent letter
I (12)

Questions

How many 14-letter words matching ____e____g____ are there?

12. 3 of them are common words.

What is a common example?

BUTTERFINGERED is among the common words in this set.