15-Letter Words Matching ____E___D______

There are 18 15-letter words that match ____E___D______. 4 are common words, such as CONCEITEDNESSES and CONTENTEDNESSES. A rarer one is POSSESSEDNESSES. In this set, E is the most frequent open letter (17 words). 12 words contain a doubled letter.

Full list 18

conceitednessescontentednesseshotheadednessespigheadednessesasclepiadaceousbiodegradationscollectednessesconcertednessesconnectednessesdiphenhydramineeggheadednessesfatheadednessesglyceraldehydesnonreproduciblenonreproductivepervertednessespinheadednessespossessednesses

About this list

Words
18 (4 common words)
Common example
conceitednesses
Rare example
possessednesses
Doubled letters
12
Ending in S
15
Most frequent letter
E (17)

Questions

How many 15-letter words matching ____e___d______ are there?

18. 4 of them are common words.

What is a common example?

CONCEITEDNESSES is among the common words in this set.