6 letter words:
tidbit9,
5 letter words:
bifid11,
tabid8,
battu7,
tibia7,
audit6,
4 letter words:
daft8,
baud7,
bidi7,
daub7,
fiat7,
tufa7,
tuft7,
abut6,
bait6,
batt6,
bitt6,
butt6,
tabu6,
tuba6,
adit5,
daut5,
dita5,
duit5,
taut4,
titi4,
3 letter words:
fab8,
fib8,
fub8,
dif7,
fad7,
fid7,
fud7,
aft6,
bad6,
bid6,
bud6,
dab6,
dib6,
dub6,
fat6,
fit6,
bat5,
bit5,
but5,
tab5,
tub5,
aid4,
dit4,
dui4,
tad4,
ait3,
att3,
tat3,
tau3,
tit3,
tui3,
tut3,
uta3,
2 letter words:
fa5,
if5,
ab4,
ba4,
bi4,
ad3,
id3,
ai2,
at2,
it2,
ta2,
ti2,
ut2,