15-Letter Words Matching E___________O__

There are 16 15-letter words that match E___________O__. 1 are common words, such as EMULSIFICATIONS and ERGOCALCIFEROLS. A rarer one is EXSANGUINATIONS. In this set, I is the most frequent open letter (16 words). 2 words contain a doubled letter.

Full list 16

emulsificationsergocalciferolsethnomusicologyexcommunicatoryexponentiationsechinodermatousenantiomorphousenvenomizationsepitheliomatousepithelizationsesterificationseutrophicationsevangelizationsexcommunicatorsexcrementitiousexsanguinations

About this list

Words
16 (1 common words)
Common example
emulsifications
Rare example
exsanguinations
Doubled letters
2
Ending in S
14
Most frequent letter
I (16)

Questions

How many 15-letter words matching e___________o__ are there?

16. 1 of them are common words.

What is a common example?

EMULSIFICATIONS is among the common words in this set.