crin/o
secrete
acr/o
extremities
andr/o
male
estr/o
female
gonad/o
sex gland
home/o
same; sameness
kal/o
potassium
natr/o
sodium
toxic/o
poison
-dipsia
thirst
-prandial
pertaining to a meal
-tropin
stimulate
pineal/o
pineal gland
thym/o
thymus gland
thyr/o
thyroid
glyc/o
sugar
bi-
two
poly-
many
brady-
slow
melano-
black