14-Letter Words Matching _U___________N

There are 22 14-letter words that match _U___________N. 9 are common words, such as AUTHENTICATION and BUSINESSPERSON. A rarer one is SUPEROVULATION. In this set, I is the most frequent open letter (22 words). 3 words contain a doubled letter.

Full list 22

authenticationbusinesspersonhumidificationmultiplicationquantificationsubstantiationsuperannuationsupererogationsuperscriptionautoionizationautomatizationautosuggestioneutrophicationquodlibetariansubinfeudationsuperelevationsupralapsarianmusicalizationsuperinductionsuperinfectionsupernutritionsuperovulation

About this list

Words
22 (9 common words)
Common example
authentication
Rare example
superovulation
Doubled letters
3
Ending in S
0
Most frequent letter
I (22)

Questions

How many 14-letter words matching _u___________n are there?

22. 9 of them are common words.

What is a common example?

AUTHENTICATION is among the common words in this set.