growth hormone vs hormone

growth hormone and hormone both are nouns.

Word	Noun	Adjective	Verb	Adverb
growth hormone	Yes	No	No	No
hormone	Yes	No	No	No

As nouns, hormone is a hypernym of growth hormone; that is, hormone is a word with a broader meaning than growth hormone:

growth hormone: a hormone produced by the anterior pituitary gland; promotes growth in humans
hormone: the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect

Other hypernyms of growth hormone include endocrine, internal secretion.

growth hormone (noun)	hormone (noun)
a hormone produced by the anterior pituitary gland; promotes growth in humans	the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect