14-Letter Words Matching E_______O_____

There are 21 14-letter words that match E_______O_____. 6 are common words, such as ELECTROLOGISTS and EXHIBITIONISMS. A rarer one is ERYTHROPOIETIN. In this set, I is the most frequent open letter (17 words). 4 words contain a doubled letter.

Full list 21

electrologistsexhibitionismsexhibitionistsexpressionismsexpressionistsexpressionlessencephalogramsencephalographencephalopathyendocrinologicerythropoiesiseschatologicaleschatologistsextracanonicalelectroformingelectrotonusesenantiomorphicepizootiologicerythropoieseserythropoieticerythropoietin

About this list

Words
21 (6 common words)
Common example
electrologists
Rare example
erythropoietin
Doubled letters
4
Ending in S
11
Most frequent letter
I (17)

Questions

How many 14-letter words matching e_______o_____ are there?

21. 6 of them are common words.

What is a common example?

ELECTROLOGISTS is among the common words in this set.