15-Letter Words Matching E____M_________

There are 13 15-letter words that match E____M_________. 4 are common words, such as EPIDEMIOLOGISTS and EUPHEMISTICALLY. A rarer one is EXCREMENTITIOUS. In this set, I is the most frequent open letter (13 words). 8 words contain a doubled letter.

Full list 13

epidemiologistseuphemisticallyexcommunicatingexcommunicationeconometriciansepidemiologicalethnomusicologyexcommunicativeexcommunicatoryeconometricallyeudiometricallyexcommunicatorsexcrementitious

About this list

Words
13 (4 common words)
Common example
epidemiologists
Rare example
excrementitious
Doubled letters
8
Ending in S
4
Most frequent letter
I (13)

Questions

How many 15-letter words matching e____m_________ are there?

13. 4 of them are common words.

What is a common example?

EPIDEMIOLOGISTS is among the common words in this set.