15-Letter Words Matching ___R___R_______

There are 31 15-letter words that match ___R___R_______. 2 are common words, such as EXTRACURRICULAR and INFRASTRUCTURES. A rarer one is ULTRAVIRILITIES. In this set, T is the most frequent open letter (26 words). 11 words contain a doubled letter.

Full list 31

Common words

extracurricularinfrastructureshydrocortisonesinfrastructuralodoriferousnessoverbearingnessoverrepresentedunproportionatefloriferousnessintracerebrallyintraperitonealmacrostructural
extracurricularinfrastructureshydrocortisonesinfrastructuralodoriferousnessoverbearingnessoverrepresentedunproportionatefloriferousnessintracerebrallyintraperitonealmacrostructuralmacrostructuresmicrobarographsmicroearthquakemicromorphologymicroporositiesmicrostructuralmicrostructuresovercorrectionsoverextractionsoverextravagantretroperitonealterritorialismsterritorialiststerritorializedterritorializesultramarathonerultrastructuralultrastructuresultravirilities

About this list

Words
31 (2 common words)
Common example
extracurricular
Rare example
ultravirilities
Doubled letters
11
Ending in S
16
Most frequent letter
T (26)

Questions

How many 15-letter words matching ___r___r_______ are there?

31. 2 of them are common words.

What is a common example?

EXTRACURRICULAR is among the common words in this set.