10-Letter Words Matching ____R__U__

There are 32 10-letter words that match ____R__U__. 16 are common words, such as ARBORETUMS and CATERWAULS. A rarer one is UNDERCOUNT. In this set, E is the most frequent open letter (27 words). 1 words contain a doubled letter.

Full list 32

Common words

arboretumscaterwaulscentrifugecoloraturacontributedistributeliteraturemotormouthoutproducepowerhousesomersaultsoubriquet
arboretumscaterwaulscentrifugecoloraturacontributedistributeliteraturemotormouthoutproducepowerhousesomersaultsoubriquetsugarplumsunderbrushunderstudyytterbiumsquadratureinterfluvelambrequinmotortruckpaperboundsuperfluidunderslungundertrumpventriculihyperacutesubproductsugarhousesuperclubssupergluessuperstudsundercount

About this list

Words
32 (16 common words)
Common example
arboretums
Rare example
undercount
Doubled letters
1
Ending in S
7
Most frequent letter
E (27)

Questions

How many 10-letter words matching ____r__u__ are there?

32. 16 of them are common words.

What is a common example?

ARBORETUMS is among the common words in this set.