4-Letter Words Matching G_O_

There are 13 4-letter words that match G_O_. 11 are common words, such as GAOL and GLOB. A rarer one is GROT. 5 words contain a doubled letter.

Full list 13

gaolglobglopglowgoodgoofgoongoopgoosgroggrowglomgrot

About this list

Words
13 (11 common words)
Common example
gaol
Rare example
grot
Doubled letters
5
Ending in S
1

Questions

How many 4-letter words matching g_o_ are there?

13. 11 of them are common words.

What is a common example?

GAOL is among the common words in this set.