“DRUBBER” is a valid word. — 12 points Scrabble

rubberan elastic material obtained from the latex sap of trees (especially trees of the genera Hevea and Ficus) that can be vulcanized and finished into a variety of products
rubbedmove over something with pressure
dubber
burredhaving or covered with protective barbs or quills or spines or thorns or setae etc.

beda piece of furniture that provides a place to sleep
redred color or pigment; the chromatic color resembling the hue of blood
duethat which is deserved or owed
buda partially opened flower
ruban unforeseen obstacle
deba young woman making her debut into society
rueEuropean strong-scented perennial herb with grey-green bitter-tasting leaves; an irritant similar to poison ivy
errto make a mistake or be incorrect
bub
dubthe new sounds added by dubbing
reb`Johnny' was applied as a nickname for Confederate soldiers by the Federal soldiers in the American Civil War; `greyback' derived from their grey Confederate uniforms
ebba gradual decline (in size or strength or power or number)
brr
burseed vessel having hooks or prickles
urdgoddess of fate: a giantess who personified the past
urb

bea light strong brittle grey toxic bivalent metallic element
era trivalent metallic element of the rare earth group; occurs with yttrium
dea Mid-Atlantic state; one of the original 13 colonies
edimpotence resulting from a man's inability to have or maintain an erection of his penis
rea rare heavy polyvalent metallic element that resembles manganese chemically and is used in some alloys; is obtained as a by-product in refining molybdenum

DRUBBER