6 letter words:
barber10,
baubee10,
rubber10,
bearer8,
5 letter words:
barbe9,
rebbe9,
barer7,
barre7,
rebar7,
urare5,
4 letter words:
abbe8,
babe8,
babu8,
barb8,
burb8,
bare6,
bear6,
beau6,
beer6,
brae6,
bree6,
bura6,
burr6,
rube6,
rare4,
rear4,
ruer4,
urea4,
3 letter words:
bub7,
ebb7,
arb5,
bar5,
bee5,
bra5,
brr5,
bur5,
reb5,
rub5,
urb5,
are3,
ear3,
eau3,
era3,
ere3,
err3,
ree3,
rue3,
2 letter words:
ab4,
ba4,
be4,
ae2,
ar2,
er2,
re2,