15-Letter Words Matching __E_________N__

There are 19 15-letter words that match __E_________N__. 1 are common words, such as PREARRANGEMENTS and OVERCOMMITMENTS. A rarer one is THERMOREMANENCE. In this set, E is the most frequent open letter (18 words). 8 words contain a doubled letter.

Full list 19

prearrangementsovercommitmentsovercomplacencyoverrefinementspleuropneumoniapreprofessionalbremsstrahlungselectrofishingselectrowinningsoveradjustmentsoverassessmentsoverentertainedoverinvestmentsphenobarbitonesphenylbutazonespredevelopmentspseudopregnancysteeplechasingsthermoremanence

About this list

Words
19 (1 common words)
Common example
prearrangements
Rare example
thermoremanence
Doubled letters
8
Ending in S
13
Most frequent letter
E (18)

Questions

How many 15-letter words matching __e_________n__ are there?

19. 1 of them are common words.

What is a common example?

PREARRANGEMENTS is among the common words in this set.