13-Letter Words Matching G______O_____

There are 20 13-letter words that match G______O_____. 7 are common words, such as GASTRONOMICAL and GLASSBLOWINGS. A rarer one is GRANODIORITIC. In this set, I is the most frequent open letter (18 words). 5 words contain a doubled letter.

Full list 20

gastronomicalglassblowingsglobetrottersgrandiloquentgraphologistsgynecologicalgynecologistsgastrologicalglaciologicalglaciologistsglobetrottingglycoproteinsgradationallygraphologicalgynandromorphgastronomistsgeohydrologicgossipmongersgranodioritesgranodioritic

About this list

Words
20 (7 common words)
Common example
gastronomical
Rare example
granodioritic
Doubled letters
5
Ending in S
9
Most frequent letter
I (18)

Questions

How many 13-letter words matching g______o_____ are there?

20. 7 of them are common words.

What is a common example?

GASTRONOMICAL is among the common words in this set.