13-Letter Words Matching ___U_______T_

There are 21 13-letter words that match ___U_______T_. 7 are common words, such as BEFUDDLEMENTS and EXCURSIONISTS. A rarer one is VOLUNTARYISTS. In this set, I is the most frequent open letter (18 words). 4 words contain a doubled letter.

Full list 21

befuddlementsexcursionistsfuturologistsimmunologistsinsubordinatetroubleshootsunsuitabilitydeductibilitymonumentalityreductionistsunpunctualityadjustabilitycosurfactantsintuitionistsintussusceptsnonuniformitynonuniversitypreuniversityrefundabilitytriumphalistsvoluntaryists

About this list

Words
21 (7 common words)
Common example
befuddlements
Rare example
voluntaryists
Doubled letters
4
Ending in S
11
Most frequent letter
I (18)

Questions

How many 13-letter words matching ___u_______t_ are there?

21. 7 of them are common words.

What is a common example?

BEFUDDLEMENTS is among the common words in this set.