9 letter words:
bulldusts12,
8 letter words:
bulldust11,
6 letter words:
stulls6,
5 letter words:
bulls7,
bussu7,
busts7,
slubs7,
stubs7,
dulls6,
dusts6,
studs6,
lulus5,
lusts5,
lusus5,
sluts5,
stull5,
sulus5,
4 letter words:
buds7,
dubs7,
bull6,
buss6,
bust6,
buts6,
slub6,
stub6,
subs6,
tubs6,
dull5,
dust5,
luds5,
stud5,
suds5,
lulu4,
lust4,
slut4,
sulu4,
susu4,
ulus4,
utus4,
3 letter words:
bud6,
dub6,
bus5,
but5,
sub5,
tub5,
lud4,
sud4,
uds4,
sus3,
ulu3,
uts3,
utu3,
2 letter words:
st2,
us2,
ut2,
