5 letter words:
brusk11,
burks11,
kudus10,
kurus9,
burds8,
drubs8,
rubus7,
4 letter words:
burk10,
busk10,
dusk9,
kudu9,
kuru8,
rusk8,
buds7,
burd7,
drub7,
dubs7,
brus6,
burs6,
rubs6,
urbs6,
ruds5,
surd5,
urds5,
urus4,
3 letter words:
suk7,
bud6,
dub6,
bru5,
bur5,
bus5,
rub5,
sub5,
urb5,
rud4,
sud4,
uds4,
urd4,
sur3,
2 letter words:
ur2,
us2,