14-Letter Words Matching ____U___I_____

There are 20 14-letter words that match ____U___I_____. 7 are common words, such as ALTRUISTICALLY and CONJUNCTIVITIS. A rarer one is TRISUBSTITUTED. 4 words contain a doubled letter.

Full list 20

altruisticallyconjunctivitiscontumaciouslydisputatiouslylinguisticallymalfunctioningrambunctiouslycircumscissilecompunctiouslyeuphuisticallynonfunctioningcomputerizableconjunctivitescontumeliouslydisquantityingglucuronidaseshyaluronidaseslinguisticiansmisfunctioningtrisubstituted

About this list

Words
20 (7 common words)
Common example
altruistically
Rare example
trisubstituted
Doubled letters
4
Ending in S
5

Questions

How many 14-letter words matching ____u___i_____ are there?

20. 7 of them are common words.

What is a common example?

ALTRUISTICALLY is among the common words in this set.