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

curea medicine or therapy that cures disease or relieve pain
muckany thick, viscous matter
rucka crowd especially of ordinary or undistinguished persons or things
murkan atmosphere in which visibility is reduced because of a cloud of some substance
ecrua very light brown
merk
reck
cukecylindrical green fruit with thin green rind and white flesh eaten as a vegetable; related to melons
mure

cuean actor's line that immediately precedes and serves as a reminder for some action or speech
rumliquor distilled from fermented molasses
rueEuropean strong-scented perennial herb with grey-green bitter-tasting leaves; an irritant similar to poison ivy
cumthe thick white fluid containing spermatozoa that is ejaculated by the male genital tract
rec
rema recurring sleep state during which dreaming occurs; a state of rapidly shifting eye movements during sleep
curan inferior dog or one of mixed breed
emuany of various systems of units for measuring electricity and magnetism
ecu
ukea small guitar having four strings
kue

mea state in New England
um
ema quad with a square body
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

MUCKER