12-Letter Words Matching U________N__

There are 16 12-letter words that match U________N__. 8 are common words, such as ULTRAMARINES and UNCHAPERONED. A rarer one is UNILLUSIONED. In this set, E is the most frequent open letter (16 words). 1 words contain a doubled letter.

Full list 16

ultramarinesunchaperonedundergroundsundertakingsundeterminedunquestionedunrestrainedunsanctionedunchristenedunderliningsunimportanceunmaintainedunrestraintsultrarefinedundertenantsunillusioned

About this list

Words
16 (8 common words)
Common example
ultramarines
Rare example
unillusioned
Doubled letters
1
Ending in S
6
Most frequent letter
E (16)

Questions

How many 12-letter words matching u________n__ are there?

16. 8 of them are common words.

What is a common example?

ULTRAMARINES is among the common words in this set.