10-Letter Words Matching __I____U__

There are 21 10-letter words that match __I____U__. 6 are common words, such as ANIMALCULE and CHIHUAHUAS. A rarer one is TRIFOLIUMS. In this set, R is the most frequent open letter (16 words). 1 words contain a doubled letter.

Full list 21

animalculechihuahuasfairgroundneighbourspaintbrushtricoloursapicultureavicultureraincloudsreinstructtrilingualunilingualanimalculaboilersuitchibouquescriteriumsrainspoutsstiraboutstrialoguestrienniumstrifoliums

About this list

Words
21 (6 common words)
Common example
animalcule
Rare example
trifoliums
Doubled letters
1
Ending in S
11
Most frequent letter
R (16)

Questions

How many 10-letter words matching __i____u__ are there?

21. 6 of them are common words.

What is a common example?

ANIMALCULE is among the common words in this set.