15-Letter Words Matching _____N_____S___

There are 13 15-letter words that match _____N_____S___. 2 are common words, such as CONTENTEDNESSES and OFFHANDEDNESSES. A rarer one is VISIONARINESSES. 13 words contain a doubled letter.

Full list 13

contentednessesoffhandednessescongenialnessesglutinousnessesfortunatenessesimaginarinesseskittenishnessesmercenarinessesnonrandomnessesobstinatenessespermanentnessesunboundednessesvisionarinesses

About this list

Words
13 (2 common words)
Common example
contentednesses
Rare example
visionarinesses
Doubled letters
13
Ending in S
13

Questions

How many 15-letter words matching _____n_____s___ are there?

13. 2 of them are common words.

What is a common example?

CONTENTEDNESSES is among the common words in this set.