13-Letter Words Matching ________C___C

There are 17 13-letter words that match ________C___C. 5 are common words, such as ELECTROSCOPIC and HYDROELECTRIC. A rarer one is TURBOELECTRIC. In this set, I is the most frequent open letter (17 words). 2 words contain a doubled letter.

Full list 17

electroscopichydroelectrickaleidoscopicphotoelectricspectroscopicferroelectrichyperglycemicoscilloscopicpiezoelectricactinomycoticbronchoscopichypercalcemicinfraspecificinterspecificintraspecifictriboelectricturboelectric

About this list

Words
17 (5 common words)
Common example
electroscopic
Rare example
turboelectric
Doubled letters
2
Ending in S
0
Most frequent letter
I (17)

Questions

How many 13-letter words matching ________c___c are there?

17. 5 of them are common words.

What is a common example?

ELECTROSCOPIC is among the common words in this set.