5 letter words:
tibia7,
4 letter words:
baff12,
biff12,
fifi10,
tiff10,
baft9,
fiat7,
bait6,
tabi6,
3 letter words:
aff9,
iff9,
fab8,
fib8,
aft6,
fat6,
fit6,
bat5,
bit5,
tab5,
ait3,
ita3,
tai3,
2 letter words:
fa5,
if5,
ab4,
ba4,
bi4,
ai2,
at2,
it2,
ta2,
ti2,