7 letter words:
frogbit13,
6 letter words:
frigot10,
5 letter words:
fibro10,
grift9,
bigot8,
orbit7,
griot6,
trigo6,
4 letter words:
forb9,
frib9,
figo8,
frig8,
frog8,
gift8,
biog7,
brig7,
brog7,
fort7,
frit7,
rift7,
biro6,
bito6,
bort6,
brio6,
brit6,
obit6,
giro5,
girt5,
gori5,
grit5,
grot5,
trig5,
trog5,
riot4,
roti4,
tiro4,
tori4,
trio4,
3 letter words:
fib8,
fob8,
fig7,
fog7,
gif7,
big6,
bog6,
fir6,
fit6,
for6,
fro6,
gib6,
gob6,
oft6,
orf6,
rif6,
bio5,
bit5,
boi5,
bor5,
bot5,
bro5,
obi5,
orb5,
rib5,
rob5,
gio4,
git4,
gor4,
got4,
rig4,
tig4,
tog4,
ort3,
rit3,
rot3,
tor3,
2 letter words:
if5,
of5,
bi4,
bo4,
ob4,
gi3,
go3,
io2,
it2,
oi2,
or2,
ti2,
to2,