“GRAMARY” is a valid word. — 13 points Scrabble

armya permanent organization of the military land forces of a nation or state
graya neutral achromatic color midway between white and black
mayaa member of an American Indian people of Yucatan and Belize and Guatemala who had a culture (which reached its peak between AD 300 and 900) characterized by outstanding architecture and pottery and astronomy
grama metric unit of weight equal to one thousandth of a kilogram
raya
gama
raga
maara flat-bottomed volcanic crater that was formed by an explosion; often filled with water
agarany culture medium that uses agar as the gelling agent
gamysuggestive of sexual impropriety
agma

maythe month following April and preceding June
gaysomeone who practices homosexuality; having a sexual attraction to persons of the same sex
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
raya column of light (as from a beacon)
gymathletic facility equipped for sports or physical training
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
raga small piece of cloth or paper
marthe month following February and preceding April
maga periodic publication containing pictures and stories and articles of interest to those who purchase it or subscribe to it
yamedible tuber of any of several yams
ama
garprimitive predaceous North American fish covered with hard scales and having long jaws with needlelike teeth
agatitle for a civil or military leader (especially in Turkey)
yar
gama herd of whales
ryaa shag rug made in Sweden

my
ama radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms
mainformal terms for a mother
ya
ay
ara colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere
aaa dry form of lava resembling clinkers
aga soft white precious univalent metallic element having the highest electrical and thermal conductivity of any metal; occurs in argentite and in free form; used in coins and jewelry and tableware and photography

GRAMARY