13-Letter Words Matching _UN__________

There are 18 13-letter words that match _UN__________. 9 are common words, such as CUNNILINGUSES and FUNCTIONALITY. A rarer one is TUNABLENESSES. 7 words contain a doubled letter.

Full list 18

cunnilingusesfunctionalityfunctionariesfundamentallyhundredweightluncheonettespunctiliouslypunctualitiestunefulnessesfunctionalismfunctionalistcunningnessesfungibilitiesmundanenessesmunicipalizedmunicipalizespunishabilitytunablenesses

About this list

Words
18 (9 common words)
Common example
cunnilinguses
Rare example
tunablenesses
Doubled letters
7
Ending in S
10

Questions

How many 13-letter words matching _un__________ are there?

18. 9 of them are common words.

What is a common example?

CUNNILINGUSES is among the common words in this set.