6 letter words:
bucker14,
burker12,
curber10,
rubber10,
5 letter words:
burke11,
cubeb11,
cuber9,
curer7,
recur7,
4 letter words:
beck12,
buck12,
berk10,
cuke10,
kerb10,
reck10,
ruck10,
bubu8,
burb8,
cube8,
curb8,
kuru8,
burr6,
cure6,
curr6,
ecru6,
rube6,
ruer4,
3 letter words:
bub7,
cub7,
ebb7,
kue7,
uke7,
brr5,
bur5,
cru5,
cue5,
cur5,
ecu5,
reb5,
rec5,
rub5,
urb5,
err3,
rue3,
2 letter words:
be4,
er2,
re2,