13-Letter Words Containing RER

There are 15 13-letter words that contain RER. 4 are common words, such as FILIBUSTERERS and MANUFACTURERS. A rarer one is WOOLGATHERERS. In this set, T is the most frequent open letter (12 words). 5 words contain a doubled letter.

Full list 15

filibusterersmanufacturerspreregisteredprerequisitesgerrymandererpreretirementreconnoiterertreasurershipcodiscovererselectioneererprerevolutionreregisteringreregulationssheepshearerswoolgatherers

About this list

Words
15 (4 common words)
Common example
filibusterers
Rare example
woolgatherers
Doubled letters
5
Ending in S
7
Most frequent letter
T (12)

Questions

How many 13-letter words containing rer are there?

15. 4 of them are common words.

What is a common example?

FILIBUSTERERS is among the common words in this set.