7 letter words:
stuffed14,
5 letter words:
duffs12,
stuff11,
teffs11,
tuffs11,
feuds9,
fused9,
fetus8,
duets6,
4 letter words:
duff11,
effs10,
teff10,
tuff10,
deft8,
feds8,
feud8,
fuds8,
efts7,
fest7,
fets7,
feus7,
fuse7,
dues5,
duet5,
dust5,
stud5,
sued5,
teds5,
used5,
suet4,
utes4,
3 letter words:
eff9,
def7,
fed7,
fud7,
efs6,
eft6,
fes6,
fet6,
feu6,
due4,
eds4,
ted4,
set3,
sue3,
use3,
ute3,
uts3,
2 letter words:
ef5,
fe5,
de3,
ed3,
es2,
et2,
us2,
ut2,