12-Letter Words Matching ____U___R___

There are 19 12-letter words that match ____U___R___. 6 are common words, such as CIRCUMSCRIBE and COMPULSORIES. A rarer one is SUBCULTURING. In this set, I is the most frequent open letter (18 words). 2 words contain a doubled letter.

Full list 19

circumscribecompulsoriescompulsorilydebaucheriesencounteringoutnumberingapiculturistmarqueteriesquaquaversalsanguinarilyubiquitarianunclutteringaviculturistcircumcircleconductorialhumbuggeriesprenumberingsanguinariassubculturing

About this list

Words
19 (6 common words)
Common example
circumscribe
Rare example
subculturing
Doubled letters
2
Ending in S
5
Most frequent letter
I (18)

Questions

How many 12-letter words matching ____u___r___ are there?

19. 6 of them are common words.

What is a common example?

CIRCUMSCRIBE is among the common words in this set.