7 letter words:
fording12,
6 letter words:
froing10,
roding8,
5 letter words:
fiord9,
frond9,
gonif9,
dingo7,
doing7,
grind7,
giron6,
groin6,
nidor6,
4 letter words:
fido8,
figo8,
find8,
foid8,
fond8,
ford8,
frig8,
frog8,
fino7,
firn7,
foin7,
info7,
ding6,
dong6,
gird6,
grid6,
dino5,
girn5,
giro5,
gori5,
grin5,
ingo5,
nodi5,
rind5,
ring5,
rong5,
inro4,
iron4,
noir4,
nori4,
roin4,
3 letter words:
dif7,
dof7,
fid7,
fig7,
fog7,
gif7,
fin6,
fir6,
fon6,
for6,
fro6,
orf6,
rif6,
dig5,
dog5,
gid5,
god5,
din4,
don4,
dor4,
gin4,
gio4,
gon4,
gor4,
nid4,
nod4,
nog4,
ord4,
rid4,
rig4,
rod4,
ion3,
nor3,
rin3,
2 letter words:
if5,
of5,
di3,
do3,
gi3,
go3,
id3,
od3,
in2,
io2,
no2,
oi2,
on2,
or2,