12-Letter Words Matching ____C__N____

There are 28 12-letter words that match ____C__N____. 10 are common words, such as DEFICIENCIES and EFFICIENCIES. A rarer one is UNVACCINATED. In this set, I is the most frequent open letter (26 words). 7 words contain a doubled letter.

Full list 28

Common words

deficienciesefficienciesexpectancieshypochondriamusicianshipreincarnatedreincarnatestobacconiststrenchanciesunrecognizedconscionableindeclinable
deficienciesefficienciesexpectancieshypochondriamusicianshipreincarnatedreincarnatestobacconiststrenchanciesunrecognizedconscionableindeclinablemitochondrianonscientistunmechanizedafficionadosbioscientistendochondralgeoscientistovercountingperichondralperichondriareencountersreluctanciesrevaccinatedrevaccinatesthiocyanatesunvaccinated

About this list

Words
28 (10 common words)
Common example
deficiencies
Rare example
unvaccinated
Doubled letters
7
Ending in S
11
Most frequent letter
I (26)

Questions

How many 12-letter words matching ____c__n____ are there?

28. 10 of them are common words.

What is a common example?

DEFICIENCIES is among the common words in this set.