13-Letter Words Matching _R________R__

There are 22 13-letter words that match _R________R__. 12 are common words, such as ARCHBISHOPRIC and ARCHITECTURAL. A rarer one is TRIBOELECTRIC. In this set, T is the most frequent open letter (18 words). 0 words contain a doubled letter.

Full list 22

archbishopricarchitecturalarchitecturesbrainchildrengrandchildrengrandfatheredgrandfatherlygrandmotherlypreregisteredpreternaturaltransgenderedtrigonometricarchaeopteryxbrachiosaurusdraughtboardstrapezohedronpredeparturesprestructuredprestructuresprotohistorictransculturaltriboelectric

About this list

Words
22 (12 common words)
Common example
archbishopric
Rare example
triboelectric
Doubled letters
0
Ending in S
5
Most frequent letter
T (18)

Questions

How many 13-letter words matching _r________r__ are there?

22. 12 of them are common words.

What is a common example?

ARCHBISHOPRIC is among the common words in this set.