7 letter words:
krubuts13,
kulturs11,
6 letter words:
krubut12,
kultur10,
blurts8,
5 letter words:
brusk11,
bulks11,
kurus9,
lurks9,
turks9,
blurs7,
blurt7,
bruts7,
burls7,
burst7,
rubus7,
slurb7,
4 letter words:
bulk10,
busk10,
kuru8,
lurk8,
rusk8,
sulk8,
turk8,
tusk8,
blur6,
brut6,
burl6,
burs6,
bust6,
buts6,
rubs6,
slub6,
stub6,
tubs6,
urbs6,
lust4,
rust4,
ruts4,
slur4,
slut4,
sulu4,
ulus4,
urus4,
3 letter words:
suk7,
tsk7,
bur5,
bus5,
but5,
rub5,
sub5,
tub5,
urb5,
rut3,
ulu3,
uts3,
2 letter words:
us2,
ut2,