12-Letter Words Matching _____U_____D

There are 20 12-letter words that match _____U_____D. 15 are common words, such as FILIBUSTERED and INSTRUMENTED. A rarer one is UNILLUSIONED. In this set, E is the most frequent open letter (20 words). 4 words contain a doubled letter.

Full list 20

filibusteredinstrumentedmalnourishedoverburdenedoversuppliedreacquaintedrestructuredthoroughbredtranquilizedunaccustomedunacquaintedundocumentedunencumberedunexpurgatedunstructureddesexualizedcreaturehoodprecautionedrencounteredunillusioned

About this list

Words
20 (15 common words)
Common example
filibustered
Rare example
unillusioned
Doubled letters
4
Ending in S
0
Most frequent letter
E (20)

Questions

How many 12-letter words matching _____u_____d are there?

20. 15 of them are common words.

What is a common example?

FILIBUSTERED is among the common words in this set.