"Raged" is one possibility.
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern --GM-G. That is, six letter words with 3rd letter G and 4th letter M and 6th letter G. In alphabetical order, they are:
cagmag
According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 1 words with the pattern G-M--G. That is, six letter words with 1st letter G and 3rd letter M and 6th letter G. In alphabetical order, they are:
gaming
Bigger, Hugger, logger.
The letter 'g' is in the middle of the word, night.
Gourd.
Icing
stage
Large stage barge
ruing
among
signs, sighs, girls
Young
thing?
given
Doing