5 letter words:
derby11,
buyer10,
rebuy10,
redub8,
4 letter words:
zebu15,
dewy11,
brew9,
bury9,
byre9,
ruby9,
drew8,
dyer8,
bedu7,
bred7,
burd7,
drub7,
rube6,
dure5,
rude5,
rued5,
3 letter words:
zed13,
wry9,
wye9,
yew9,
bey8,
buy8,
bye8,
web8,
dew7,
dey7,
dry7,
dye7,
wed7,
wud7,
bed6,
bud6,
deb6,
dub6,
rye6,
bur5,
reb5,
rub5,
urb5,
due4,
red4,
urd4,
rue3,
2 letter words:
by7,
we5,
ye5,
be4,
de3,
ed3,
er2,
re2,