7 letter words:
dustoff14,
5 letter words:
doffs12,
duffs12,
stuff11,
toffs11,
tuffs11,
tofus8,
4 letter words:
doff11,
duff11,
offs10,
toff10,
tuff10,
fuds8,
soft7,
tofu7,
dost5,
dots5,
duos5,
dust5,
ouds5,
stud5,
tods5,
udos5,
oust4,
outs4,
3 letter words:
off9,
fud7,
fou6,
oft6,
dos4,
dot4,
duo4,
ods4,
oud4,
sod4,
tod4,
udo4,
out3,
sot3,
sou3,
uts3,
2 letter words:
of5,
do3,
od3,
os2,
so2,
to2,
us2,
ut2,