15-Letter Words Matching ____G_____C____

There are 13 15-letter words that match ____G_____C____. 4 are common words, such as DEMOGRAPHICALLY and TELEGRAPHICALLY. A rarer one is PARAGENETICALLY. 12 words contain a doubled letter.

Full list 13

demographicallytelegraphicallytopographicallytypographicallyautographicallyholographicallyontogeneticallyxerographicallycytogeneticallycytogeneticistsideographicallylogographicallyparagenetically

About this list

Words
13 (4 common words)
Common example
demographically
Rare example
paragenetically
Doubled letters
12
Ending in S
1

Questions

How many 15-letter words matching ____g_____c____ are there?

13. 4 of them are common words.

What is a common example?

DEMOGRAPHICALLY is among the common words in this set.