13-Letter Words Matching R__________R_

There are 20 13-letter words that match R__________R_. 7 are common words, such as RADIOGRAPHERS and RECRIMINATORY. A rarer one is RHABDOMANCERS. In this set, E is the most frequent open letter (19 words). 1 words contain a doubled letter.

Full list 20

radiographersrecriminatoryrefrigeratorsrestaurateursresuscitatorsrevolutionaryrubberneckersratiocinatorsremanufacturereverberatoryrationalizersreciprocatorsredemptionersreflectometryrefractometryremembrancersremonstratorsreprographersrespirometersrhabdomancers

About this list

Words
20 (7 common words)
Common example
radiographers
Rare example
rhabdomancers
Doubled letters
1
Ending in S
14
Most frequent letter
E (19)

Questions

How many 13-letter words matching r__________r_ are there?

20. 7 of them are common words.

What is a common example?

RADIOGRAPHERS is among the common words in this set.