6 letter words:
mutest8,
5 letter words:
mutes7,
mutts7,
4 letter words:
emus6,
muse6,
must6,
mute6,
muts6,
mutt6,
smut6,
stem6,
stum6,
sett4,
stet4,
suet4,
test4,
tets4,
tuts4,
utes4,
3 letter words:
ems5,
emu5,
met5,
mus5,
mut5,
sum5,
set3,
sue3,
tet3,
tut3,
use3,
ute3,
uts3,
2 letter words:
em4,
me4,
mu4,
um4,
es2,
et2,
us2,
ut2,