“ZAMARRO” is a valid word. — 18 points Scrabble

roara deep prolonged loud noise
roammove about aimlessly or without any destination, often in search of food or employment
mora
maara flat-bottomed volcanic crater that was formed by an explosion; often filled with water
orra

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
marthe month following February and preceding April
rom(computer science) memory whose contents can be accessed and read but cannot be changed
oaran implement used to propel or steer a boat
mor
ama
oraa mouth or mouthlike opening
moaextinct flightless bird of New Zealand
zoa
azorelating to or containing the azo radical

ora state in northwestern United States on the Pacific
ama radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms
mainformal terms for a mother
moan indefinitely short time
ara colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere
om
aaa dry form of lava resembling clinkers
za

ZAMARRO