8-Letter Words Matching _____C_N

There are 19 8-letter words that match _____C_N. 4 are common words, such as EMOTICON and PEMMICAN. A rarer one is VIOMYCIN. In this set, I is the most frequent open letter (16 words). 5 words contain a doubled letter.

Full list 19

emoticonpemmicanpublicantrashcanbarbicanbillycanjerrycanneomycinorthiconostraconoxytocincapsicincharacingallicanjerricanpsilocinrepliconresorcinviomycin

About this list

Words
19 (4 common words)
Common example
emoticon
Rare example
viomycin
Doubled letters
5
Ending in S
0
Most frequent letter
I (16)

Questions

How many 8-letter words matching _____c_n are there?

19. 4 of them are common words.

What is a common example?

EMOTICON is among the common words in this set.