14-Letter Words Matching ____R_______R_

There are 36 14-letter words that match ____R_______R_. 9 are common words, such as CONGRATULATORY and DISCRIMINATORS. A rarer one is UNDERSTRAPPERS. In this set, E is the most frequent open letter (31 words). 8 words contain a doubled letter.

Full list 36

Common words

congratulatorydiscriminatorsdiscriminatoryinterplanetarysupercomputerssupererogatorysuperstructureunderachieversundersecretarysuperspreadersinterferometrypartridgeberry
congratulatorydiscriminatorsdiscriminatoryinterplanetarysupercomputerssupererogatorysuperstructureunderachieversundersecretarysuperspreadersinterferometrypartridgeberryunderstructureantiregulatorycongratulatorscontractionarydextrorotatorydiffractometryhyperpituitaryhyperproducersinterbehaviorsinterobserversinterpellatorsinterpupillarynonprogrammersnonproprietaryosmoregulatoryproprioceptorssuperachieverssupercalenderssupercolliderssuperencipherssuperministerssuperthrillersundergroundersunderstrappers

About this list

Words
36 (9 common words)
Common example
congratulatory
Rare example
understrappers
Doubled letters
8
Ending in S
19
Most frequent letter
E (31)

Questions

How many 14-letter words matching ____r_______r_ are there?

36. 9 of them are common words.

What is a common example?

CONGRATULATORY is among the common words in this set.