15-Letter Words Matching _U__________N__

There are 14 15-letter words that match _U__________N__. 4 are common words, such as SUBPROFESSIONAL and SUPERINTENDENCE. A rarer one is SUPERPHENOMENON. In this set, S is the most frequent open letter (13 words). 2 words contain a doubled letter.

Full list 14

subprofessionalsuperintendencesuperintendencysuperintendentsjuxtapositionalmultifunctionalmultidivisionalrumormongeringssubdevelopmentssulfinpyrazonessuperabsorbentssupercontinentssuperefficiencysuperphenomenon

About this list

Words
14 (4 common words)
Common example
subprofessional
Rare example
superphenomenon
Doubled letters
2
Ending in S
6
Most frequent letter
S (13)

Questions

How many 15-letter words matching _u__________n__ are there?

14. 4 of them are common words.

What is a common example?

SUBPROFESSIONAL is among the common words in this set.