9-Letter Words Matching ____CC___

There are 13 9-letter words that match ____CC___. 5 are common words, such as DESICCANT and DESICCATE. A rarer one is LIBECCIOS. In this set, I is the most frequent open letter (10 words). 13 words contain a doubled letter.

Full list 13

desiccantdesiccatepreoccupyradicchiotobaccoesdisaccordexsiccateimpeccantunsuccessbocacciosfocacciaslibecchiolibeccios

About this list

Words
13 (5 common words)
Common example
desiccant
Rare example
libeccios
Doubled letters
13
Ending in S
5
Most frequent letter
I (10)

Questions

How many 9-letter words matching ____cc___ are there?

13. 5 of them are common words.

What is a common example?

DESICCANT is among the common words in this set.