15-Letter Words Matching ____E__R_______

There are 21 15-letter words that match ____E__R_______. 3 are common words, such as BLAMEWORTHINESS and EGOCENTRICITIES. A rarer one is PROLETARIANIZES. 5 words contain a doubled letter.

Full list 21

blameworthinessegocentricitiesnondepartmentalconcentricitiesmillenarianismszoogeographicalbiogeographicalbouleversementscatheterizationcommemorativelyconveyorizationfingerprintingsmercenarinessesmisdescriptionsorchestrationaloverextractionsoverextravagantproletarianisedproletarianisesproletarianizedproletarianizes

About this list

Words
21 (3 common words)
Common example
blameworthiness
Rare example
proletarianizes
Doubled letters
5
Ending in S
11

Questions

How many 15-letter words matching ____e__r_______ are there?

21. 3 of them are common words.

What is a common example?

BLAMEWORTHINESS is among the common words in this set.