9 letter words:
bullfight18,
8 letter words:
lightful15,
6 letter words:
flight13,
blight12,
5 letter words:
fight12,
bight11,
filth11,
light9,
thill8,
built7,
guilt6,
4 letter words:
bhut9,
buhl9,
flub9,
gift8,
gulf8,
thug8,
fill7,
flit7,
full7,
glib7,
hill7,
hilt7,
hull7,
lift7,
bill6,
bull6,
gill5,
gilt5,
glut5,
gull5,
iglu5,
lilt4,
litu4,
till4,
3 letter words:
fib8,
fub8,
hub8,
fig7,
fug7,
ghi7,
hug7,
ugh7,
big6,
bug6,
fil6,
fit6,
flu6,
gib6,
hit6,
hut6,
bit5,
but5,
lib5,
tub5,
git4,
gul4,
gut4,
lug4,
tug4,
ill3,
lit3,
til3,
tui3,
2 letter words:
hi5,
if5,
uh5,
bi4,
it2,
li2,
ti2,
ut2,