14-Letter Words Matching ____UI________

There are 16 14-letter words that match ____UI________. 7 are common words, such as ALTRUISTICALLY and CIRCUITOUSNESS. A rarer one is SESQUITERPENES. In this set, S is the most frequent open letter (16 words). 11 words contain a doubled letter.

Full list 16

altruisticallycircuitousnesscliquishnessesconquistadoresfortuitousnessgratuitousnesslinguisticallydisquisitionaleuphuisticallyiniquitousnesssanguinenessessesquipedalianubiquitousnessunfruitfulnesslinguisticianssesquiterpenes

About this list

Words
16 (7 common words)
Common example
altruistically
Rare example
sesquiterpenes
Doubled letters
11
Ending in S
11
Most frequent letter
S (16)

Questions

How many 14-letter words matching ____ui________ are there?

16. 7 of them are common words.

What is a common example?

ALTRUISTICALLY is among the common words in this set.