7 letter words:
gorging10,
6 letter words:
goring8,
gringo8,
5 letter words:
going7,
giron6,
groin6,
4 letter words:
gong6,
grig6,
grog6,
nogg6,
girn5,
giro5,
grin5,
ring5,
inro4,
iron4,
noir4,
nori4,
3 letter words:
gig5,
igg5,
gin4,
gor4,
nog4,
rig4,
ion3,
nor3,
rin3,
2 letter words:
go3,
in2,
no2,
oi2,
on2,
or2,
