11-Letter Words Matching _____R_R___

There are 19 11-letter words that match _____R_R___. 8 are common words, such as ARBITRARILY and FINGERPRINT. A rarer one is VULNERARIES. In this set, E is the most frequent open letter (18 words). 10 words contain a doubled letter.

Full list 19

arbitrarilyfingerprintgingerbreaditinerariesletterpresstemporariestemporarilywintergreenbuttercreampeppergrassshowerproofbitterbrushbizarrerieshalterbreakhalterbrokepeppertreespilferprooftamperproofvulneraries

About this list

Words
19 (8 common words)
Common example
arbitrarily
Rare example
vulneraries
Doubled letters
10
Ending in S
7
Most frequent letter
E (18)

Questions

How many 11-letter words matching _____r_r___ are there?

19. 8 of them are common words.

What is a common example?

ARBITRARILY is among the common words in this set.