6 letter words:
fright13,
righto10,
5 letter words:
fight12,
firth11,
forth11,
frith11,
froth11,
girth9,
grift9,
grith9,
right9,
griot6,
trigo6,
torii5,
4 letter words:
frig8,
frog8,
gift8,
goth8,
fort7,
frit7,
rift7,
thio7,
thir7,
thro7,
giro5,
girt5,
grit5,
grot5,
trig5,
trog5,
riot4,
roti4,
tiro4,
tori4,
trio4,
3 letter words:
foh9,
fig7,
fog7,
ghi7,
hog7,
fir6,
fit6,
for6,
fro6,
hit6,
hot6,
oft6,
rho6,
rif6,
tho6,
git4,
gor4,
got4,
rig4,
tog4,
ort3,
rot3,
tor3,
2 letter words:
hi5,
ho5,
if5,
of5,
oh5,
go3,
it2,
oi2,
or2,
ti2,
to2,