Synonyms for Hormone:

n.

estrogen, hydrocortisone, melatonin, insulin, endorphin, oestrogen, growth hormone, adrenalin, glycogen. hormone (noun)
internal secretion.

Other synonyms:

glycogen, estrogen, adrenalin, endorphin, insulin, growth hormone, melatonin, hydrocortisone. Other relevant words:
estrogen, hydrocortisone, melatonin, insulin, endorphin, oestrogen, growth hormone, adrenalin, glycogen.