“ALCHYMY” is a valid word. — 20 points Scrabble

calmsteadiness of mind under stress
claya very fine-grained soil that is plastic when moist but hard when fired
clamburrowing marine mollusk living on sand or mud; the shell closes with viselike firmness
machAustrian physicist and philosopher who introduced the Mach number and who founded logical positivism (1838-1916)
lacymade of or resembling lace
achycausing a dull and steady pain
cham
amyla hydrocarbon radical that occurs in many organic compounds
chay
acylany group or radical of the form RCO- where R is an organic group
halmstems of beans and peas and potatoes and grasses collectively as used for thatching and bedding
hylathe type genus of the Hylidae; tree toads
cyma(architecture) a molding for a cornice; in profile it is shaped like an S (partly concave and partly convex)

maythe month following April and preceding June
laya narrative song with a recurrent refrain
maca waterproof raincoat made of rubberized fabric
yaya branch of the Tai languages
hammeat cut from the thigh of a hog (usually smoked)
cama river in east central England that flows past Cambridge to join the Ouse River
yah
haygrass mowed and cured for use as fodder
lama rapid escape (as by criminals)
yamedible tuber of any of several yams
lacresinlike substance secreted by certain lac insects; used in e.g. varnishes and sealing wax
caya coral reef off the southern coast of Florida

my
ama radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms
ah
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
ya
laa white soft metallic element that tarnishes readily; occurs in rare earth minerals and is usually classified as a rare earth
ala silvery ductile metallic element found primarily in bauxite
hma metric unit of length equal to 100 meters
ay

ALCHYMY