15-Letter Words Matching N___________S__

There are 20 15-letter words that match N___________S__. 7 are common words, such as NEFARIOUSNESSES and NEOCOLONIALISMS. A rarer one is NUCLEOSYNTHESIS. 8 words contain a doubled letter.

Full list 20

nefariousnessesneocolonialismsneocolonialistsnervelessnessesniggardlinessesnitrocellulosesnoiselessnessesneuroanatomistsneurobiologistsneurohypophysesneurohypophysisneuroscientistsnonintercoursesnonobjectivismsnonobjectivistsnonrandomnessesnonuniquenessesnormativenessesnucleosynthesesnucleosynthesis

About this list

Words
20 (7 common words)
Common example
nefariousnesses
Rare example
nucleosynthesis
Doubled letters
8
Ending in S
20

Questions

How many 15-letter words matching n___________s__ are there?

20. 7 of them are common words.

What is a common example?

NEFARIOUSNESSES is among the common words in this set.