12-Letter Words Matching N_____C_____

There are 20 12-letter words that match N_____C_____. 4 are common words, such as NECKERCHIEFS and NONCANCEROUS. A rarer one is NUCLEOCAPSID. In this set, O is the most frequent open letter (18 words). 4 words contain a doubled letter.

Full list 20

neckerchiefsnoncancerousnonnarcoticsnotificationneedlecraftsneurosciencenazificationnidificationnonconcurrednondescriptsnoneducationnonelectionsnonelectivesnonelectricsnonexecutivenonmercurialnonpracticalnonpsychoticnonsuccessesnucleocapsid

About this list

Words
20 (4 common words)
Common example
neckerchiefs
Rare example
nucleocapsid
Doubled letters
4
Ending in S
9
Most frequent letter
O (18)

Questions

How many 12-letter words matching n_____c_____ are there?

20. 4 of them are common words.

What is a common example?

NECKERCHIEFS is among the common words in this set.