5 letter words:
staff11,
stiff11,
stuff11,
tiffs11,
tuffs11,
fasti8,
fauts8,
fiats8,
tufas8,
aitus5,
4 letter words:
tiff10,
tuff10,
aufs7,
fast7,
fats7,
faut7,
fiat7,
fist7,
fits7,
fust7,
saft7,
sift7,
tufa7,
aits4,
aitu4,
itas4,
sati4,
saut4,
suit4,
tais4,
taus4,
tuis4,
utas4,
utis4,
3 letter words:
aff9,
iff9,
aft6,
auf6,
fas6,
fat6,
fit6,
ifs6,
sif6,
ais3,
ait3,
ita3,
its3,
sai3,
sat3,
sau3,
sit3,
sui3,
tai3,
tas3,
tau3,
tis3,
tui3,
uta3,
uts3,
2 letter words:
fa5,
if5,
ai2,
as2,
at2,
is2,
it2,
si2,
st2,
ta2,
ti2,
us2,
ut2,