7-Letter Words Matching U_O____

There are 12 7-letter words that match U_O____. 4 are common words, such as UFOLOGY and UROLOGY. A rarer one is UTOPIST. In this set, I is the most frequent open letter (7 words). 0 words contain a doubled letter.

Full list 12

ufologyurologyutopianutopiasunownedurolithuxorialunoiledurodeleuropodsutopismutopist

About this list

Words
12 (4 common words)
Common example
ufology
Rare example
utopist
Doubled letters
0
Ending in S
2
Most frequent letter
I (7)

Questions

How many 7-letter words matching u_o____ are there?

12. 4 of them are common words.

What is a common example?

UFOLOGY is among the common words in this set.