13-Letter Words Matching ____E__R_____

There are 92 13-letter words that match ____E__R_____. 36 are common words, such as BACHELORHOODS and BULLETPROOFED. A rarer one is UNELECTRIFIED. In this set, I is the most frequent open letter (68 words). 23 words contain a doubled letter.

Full list 92

Common words

bachelorhoodsbulletproofedcatheterizingchoreographedchoreographerchoreographiccommemoratingcommemorationcommemorativecommemoratorsconcentratingconcentration
bachelorhoodsbulletproofedcatheterizingchoreographedchoreographerchoreographiccommemoratingcommemorationcommemorativecommemoratorsconcentratingconcentrationconfederaciesconfederatingconfederationegocentricityfingerprintedflamethrowershousewarmingsletterpressesnonreturnableorchestratingorchestrationoverexercisedoverexercisesoverexertionsperseverancespredeterminedpredeterminerpredeterminesscreenwritersscreenwritingsecretaryshipsequestratingsequestrationterrestriallyapogeotropismbiogeographerconcentrativeconcentratorsconcentricitydiageotropismfingerbreadthmercenarinessnondescriptlynonrestrictednonreversiblenucleoproteinorchestratorsoutgeneralingperseverationperseveringlypreretirementstereographicstereotropismsubdepartmentzoogeographerzoogeographicantiestrogensbachelorettesbiogeographicbitterbrushesboulevardiersconfederativeconveyorisingconveyorizingdisseverancesdissevermentsdysmenorrheasdysmenorrheicgingerbreadedlistenershipsmisdescribingmisreferencesnondeferrableorchestratersoverenergeticpeppergrassesperseveratingpolyembryonicpostembryonalpostembryonicpostemergencepostemergencypredeparturesprotectressesproventriculisemievergreenseptentrionalstereographedsubgenerationunelectrified

About this list

Words
92 (36 common words)
Common example
bachelorhoods
Rare example
unelectrified
Doubled letters
23
Ending in S
27
Most frequent letter
I (68)

Questions

How many 13-letter words matching ____e__r_____ are there?

92. 36 of them are common words.

What is a common example?

BACHELORHOODS is among the common words in this set.