7 letter words:
roofing11,
6 letter words:
froing10,
5 letter words:
forgo9,
gonif9,
gonof9,
groof9,
giron6,
groin6,
4 letter words:
figo8,
frig8,
frog8,
goof8,
fino7,
firn7,
foin7,
info7,
roof7,
girn5,
giro5,
goon5,
goor5,
gori5,
grin5,
ingo5,
ring5,
rong5,
inro4,
iron4,
noir4,
nori4,
roin4,
roon4,
3 letter words:
fig7,
fog7,
gif7,
fin6,
fir6,
fon6,
for6,
fro6,
oof6,
orf6,
rif6,
gin4,
gio4,
gon4,
goo4,
gor4,
nog4,
rig4,
ion3,
noo3,
nor3,
ono3,
oon3,
oor3,
rin3,
roo3,
2 letter words:
if5,
of5,
gi3,
go3,
in2,
io2,
no2,
oi2,
on2,
oo2,
or2,
