14-Letter Words Matching _____R___R____

There are 12 14-letter words that match _____R___R____. 3 are common words, such as AUTHORITARIANS and HISTORIOGRAPHY. A rarer one is UNDERREPORTING. In this set, O is the most frequent open letter (11 words). 2 words contain a doubled letter.

Full list 12

authoritarianshistoriographyuncorroboratedelectrosurgeryoverprescribedoverprescribesunrefrigeratedcryopreservingelectroformingoverproportionrechoreographsunderreporting

About this list

Words
12 (3 common words)
Common example
authoritarians
Rare example
underreporting
Doubled letters
2
Ending in S
3
Most frequent letter
O (11)

Questions

How many 14-letter words matching _____r___r____ are there?

12. 3 of them are common words.

What is a common example?

AUTHORITARIANS is among the common words in this set.