6 letter words:
brunch13,
5 letter words:
bunch12,
churn10,
runch10,
4 letter words:
chub11,
buhr9,
curb8,
burn6,
curn6,
3 letter words:
hub8,
cub7,
hun6,
bru5,
bun5,
bur5,
cru5,
cur5,
nub5,
rub5,
ruc5,
urb5,
nur3,
run3,
urn3,
2 letter words:
ch7,
uh5,
nu2,
un2,
ur2,