“MURRHA” is a valid word. — 11 points Scrabble

harmany physical damage to the body caused by violence or accident or fracture etc.
mura
arumstarch resembling sago that is obtained from cuckoopint root
murr

arma human limb; technically the part of the superior limb between the shoulder and the elbow but commonly used to refer to the whole superior limb
ramthe most common computer memory which can be used by programs to perform necessary tasks while the computer is on; an integrated circuit memory chip allows information to be stored or accessed in any order and all storage locations are equally accessible
hammeat cut from the thigh of a hog (usually smoked)
rumliquor distilled from fermented molasses
humthe state of being or appearing to be actively engaged in an activity
marthe month following February and preceding April
rah
amu

ama radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms
uh
ah
um
mainformal terms for a mother
ha(astronomy) the angular distance of a celestial point measured westward along the celestial equator from the zenith crossing; the right ascension for an observer at a particular location and time of day
hma metric unit of length equal to 100 meters
ara colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere
muthe 12th letter of the Greek alphabet

MURRHA