12-Letter Words Matching ____R_R_____

There are 48 12-letter words that match ____R_R_____. 16 are common words, such as CONTRARINESS and CONTRARIWISE. A rarer one is WATERPROOFER. In this set, E is the most frequent open letter (47 words). 12 words contain a doubled letter.

Full list 48

Common words

contrarinesscontrariwiseenterprisinginterpretersinterpretinginterpretiveliterarinessunderbrushesundergroundsundergrowthsunderwritersunderwriting
contrarinesscontrariwiseenterprisinginterpretersinterpretinginterpretiveliterarinessunderbrushesundergroundsundergrowthsunderwritersunderwritingunderwrittenunsurprisingwatercresseswaterproofedenterprisershypertrophicsauerbratenssupererogatesupergrassessuperorganicsuperpremiumunderdrawersunderdressedunderdressesunderpricingunderproducedextrorotaryemperorshipshyperarousalhypercriticsintercroppedintercrossedintercrossesintergradingintergraftedintergrowthsinterorbitalinterwroughtpowerbrokerssquirarchiessupergravitysupergrowthssuperorgasmssuperprofitstrierarchieswaterproofer

About this list

Words
48 (16 common words)
Common example
contrariness
Rare example
waterproofer
Doubled letters
12
Ending in S
23
Most frequent letter
E (47)

Questions

How many 12-letter words matching ____r_r_____ are there?

48. 16 of them are common words.

What is a common example?

CONTRARINESS is among the common words in this set.