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

missa young woman
slimtake off weight
irisplants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals
sirsterm of address for a man
sims
rimsthe shape of a raised edge of a more or less circular object
mirilittle known Kamarupan languages
milsa Cypriot monetary unit equal to one thousandth of a pound
ismsa belief (or system of beliefs) accepted as authoritative by some group or school
mirs
liri
limy
miry(of soil) soft and watery
rimycovered with frost
sris
syli

sirterm of address for a man
sisa female person who has the same parents as another person
slymarked by skill in deception
sim
rimthe shape of a raised edge of a more or less circular object
mila Cypriot monetary unit equal to one thousandth of a pound
sri
mir
lis
mis
isma belief (or system of beliefs) accepted as authoritative by some group or school

ishave the quality of being; (copula, used with an adjective or a predicate noun)
my
lia soft silver-white univalent element of the alkali metal group; the lightest metal known; occurs in several minerals
midestruction of heart tissue resulting from obstruction of the blood supply to the heart muscle
sia tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors

MISSILRY