6 letter words:
brunch13,
uncurb10,
5 letter words:
bunch12,
brugh11,
burgh11,
churn10,
brung8,
4 letter words:
chub11,
chug10,
buhr9,
curb8,
hung8,
bung7,
burg7,
grub7,
burn6,
curn6,
guru5,
rung5,
3 letter words:
hub8,
cub7,
hug7,
ugh7,
bug6,
hun6,
bun5,
bur5,
cru5,
cur5,
nub5,
rub5,
urb5,
gnu4,
gun4,
rug4,
run3,
urn3,
2 letter words:
uh5,
nu2,
un2,