9-Letter Words Matching U_____N__

There are 31 9-letter words that match U_____N__. 20 are common words, such as UMPTEENTH and UNADORNED. A rarer one is URTICANTS. 4 words contain a doubled letter.

Full list 31

Common words

umpteenthunadornedunalignedunchaineduncleaneduncleaneruncleanlyuncrownedundefinedunfeignedunfriendsunlearned
umpteenthunadornedunalignedunchaineduncleaneduncleaneruncleanlyuncrownedundefinedunfeignedunfriendsunlearnedunplannedunrefinedunripenedunstaineduntraineduprisingsurethanesutteranceunbalanceuniplanarunmournedunstringsunwomanlyunattunedundrainedunthronedunthronesupspringsurticants

About this list

Words
31 (20 common words)
Common example
umpteenth
Rare example
urticants
Doubled letters
4
Ending in S
7

Questions

How many 9-letter words matching u_____n__ are there?

31. 20 of them are common words.

What is a common example?

UMPTEENTH is among the common words in this set.