7 letter words:
roofing11,
5 letter words:
forgo9,
gonif9,
gonof9,
giron6,
groin6,
4 letter words:
frig8,
frog8,
goof8,
fino7,
firn7,
foin7,
info7,
roof7,
girn5,
giro5,
goon5,
grin5,
ring5,
inro4,
iron4,
noir4,
nori4,
3 letter words:
fig7,
fog7,
fin6,
fir6,
fon6,
for6,
fro6,
rif6,
gin4,
goo4,
gor4,
nog4,
rig4,
ion3,
noo3,
nor3,
ono3,
rin3,
2 letter words:
if5,
of5,
go3,
in2,
no2,
oi2,
on2,
or2,
