“BEMURMUR” is a valid word. — 14 points Scrabble

bummeran experience that is irritating or frustrating or disappointing
murmura low continuous indistinct sound; often accompanied by movement of the lips without the production of articulate speech
rummera large drinking glass (ovoid bowl on a stem) for drinking toasts

mumof China
buma person who is deemed to be despicable or contemptible
ruban unforeseen obstacle
rumliquor distilled from fermented molasses
umm
rueEuropean strong-scented perennial herb with grey-green bitter-tasting leaves; an irritant similar to poison ivy
errto make a mistake or be incorrect
rema recurring sleep state during which dreaming occurs; a state of rapidly shifting eye movements during sleep
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
memthe 13th letter of the Hebrew alphabet
emuany of various systems of units for measuring electricity and magnetism
brr
burseed vessel having hooks or prickles
urb

mea state in New England
bea light strong brittle grey toxic bivalent metallic element
um
ema quad with a square body
mma metric unit of length equal to one thousandth of a meter
era trivalent metallic element of the rare earth group; occurs with yttrium
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
muthe 12th letter of the Greek alphabet

BEMURMUR