10-Letter Words Matching ____U__U__

There are 16 10-letter words that match ____U__U__. 7 are common words, such as CHIHUAHUAS and EFFLUVIUMS. A rarer one is COLLUVIUMS. In this set, E is the most frequent open letter (13 words). 3 words contain a doubled letter.

Full list 16

chihuahuaseffluviumsembouchureneptuniumssubcultureteacupfulstelluriumsanthuriumsapicultureaviculturecircumfuseconsuetudecraquelurecrepusculemansuetudecolluviums

About this list

Words
16 (7 common words)
Common example
chihuahuas
Rare example
colluviums
Doubled letters
3
Ending in S
7
Most frequent letter
E (13)

Questions

How many 10-letter words matching ____u__u__ are there?

16. 7 of them are common words.

What is a common example?

CHIHUAHUAS is among the common words in this set.