13-Letter Words Matching _____R_____R_

There are 30 13-letter words that match _____R_____R_. 11 are common words, such as BACKGROUNDERS and BUTTERFINGERS. A rarer one is TENDEROMETERS. In this set, E is the most frequent open letter (30 words). 7 words contain a doubled letter.

Full list 30

Common words

backgroundersbutterfingersinterrogatorsinterrogatoryjitterbuggersmotherfuckersnonhereditaryprevaricatorsrubberneckersspectrometerstelepromptersconservatoire
backgroundersbutterfingersinterrogatorsinterrogatoryjitterbuggersmotherfuckersnonhereditaryprevaricatorsrubberneckersspectrometerstelepromptersconservatoirecostermongerselectrometersharbormasterspsychrometersantipredatorsdemocratizerselectrotypershyperreactorsmastersingersnonforfeiturenonperformerspenetrometersreciprocatorsrespirometerssubversionarysynchronizerstellurometerstenderometers

About this list

Words
30 (11 common words)
Common example
backgrounders
Rare example
tenderometers
Doubled letters
7
Ending in S
25
Most frequent letter
E (30)

Questions

How many 13-letter words matching _____r_____r_ are there?

30. 11 of them are common words.

What is a common example?

BACKGROUNDERS is among the common words in this set.