15-Letter Words Matching _______N_U_____

There are 15 15-letter words that match _______N_U_____. 5 are common words, such as MULTILINGUALISM and SUPERCONDUCTING. A rarer one is SYNCHRONOUSNESS. In this set, I is the most frequent open letter (13 words). 5 words contain a doubled letter.

Full list 15

multilingualismsuperconductingsuperconductivesuperconductorsundistinguishedextralinguisticincommensurablephotoconductionpleuropneumoniasociolinguisticcrosslinguisticincommensurablymountainousnessphotoconductivesynchronousness

About this list

Words
15 (5 common words)
Common example
multilingualism
Rare example
synchronousness
Doubled letters
5
Ending in S
3
Most frequent letter
I (13)

Questions

How many 15-letter words matching _______n_u_____ are there?

15. 5 of them are common words.

What is a common example?

MULTILINGUALISM is among the common words in this set.