12-Letter Words Matching S_________C_

There are 13 12-letter words that match S_________C_. 4 are common words, such as SIGNIFICANCE and STREPTOCOCCI. A rarer one is SYMPATHETICS. 3 words contain a doubled letter.

Full list 13

significancestreptococcisubserviencesurveillancesignificancysubserviencysuperconductsabermetricssemiabstractsemiclassicsspasmolyticssupersecrecysympathetics

About this list

Words
13 (4 common words)
Common example
significance
Rare example
sympathetics
Doubled letters
3
Ending in S
4

Questions

How many 12-letter words matching s_________c_ are there?

13. 4 of them are common words.

What is a common example?

SIGNIFICANCE is among the common words in this set.