15-Letter Words Matching ____UN_________

There are 19 15-letter words that match ____UN_________. 4 are common words, such as COMMUNICABILITY and FORTUNETELLINGS. A rarer one is UNBOUNDEDNESSES. In this set, O is the most frequent open letter (19 words). 13 words contain a doubled letter.

Full list 19

communicabilityfortunetellingsmonounsaturatedpolyunsaturatedaccountablenesscommunicationalcommunicativelycommunisticallycompunctionlessconjunctionallydysfunctionallyperfunctorinesspolyunsaturatespronunciamentosaccountantshipsfortunatenessesmonounsaturatespronunciationalunboundednesses

About this list

Words
19 (4 common words)
Common example
communicability
Rare example
unboundednesses
Doubled letters
13
Ending in S
10
Most frequent letter
O (19)

Questions

How many 15-letter words matching ____un_________ are there?

19. 4 of them are common words.

What is a common example?

COMMUNICABILITY is among the common words in this set.