12-Letter Words Matching ____T___C___

There are 24 12-letter words that match ____T___C___. 11 are common words, such as COUNTERACTED and ELECTROSCOPE. A rarer one is PROSTACYCLIN. 4 words contain a doubled letter.

Full list 24

counteractedelectroscopeilliteraciesinveteracieslegitimaciesoutstretchedoutstretchessmartwatchesspectroscopespectroscopywristwatchescounterscarpfrontbencherfrontbenchesinartificialmonotonicityschottischestyrothricinsapostolicitycryptococcalcryptococcuscytotoxicityhypotonicityprostacyclin

About this list

Words
24 (11 common words)
Common example
counteracted
Rare example
prostacyclin
Doubled letters
4
Ending in S
10

Questions

How many 12-letter words matching ____t___c___ are there?

24. 11 of them are common words.

What is a common example?

COUNTERACTED is among the common words in this set.