12-Letter Words Matching _____R__D___

There are 16 12-letter words that match _____R__D___. 10 are common words, such as CARBORUNDUMS and HAIRBREADTHS. A rarer one is REEMBROIDERS. In this set, I is the most frequent open letter (13 words). 5 words contain a doubled letter.

Full list 16

carborundumshairbreadthsheartrendingnoncorrodingoutspreadingovercrowdingpostprandialproofreadersproofreadingsightreadingachlorhydrialinebreedingachlorhydrichandbreadthsmicroreadersreembroiders

About this list

Words
16 (10 common words)
Common example
carborundums
Rare example
reembroiders
Doubled letters
5
Ending in S
6
Most frequent letter
I (13)

Questions

How many 12-letter words matching _____r__d___ are there?

16. 10 of them are common words.

What is a common example?

CARBORUNDUMS is among the common words in this set.