nutrition vs human

nutrition and human both are nouns.

Word	Noun	Adjective	Verb	Adverb
nutrition	Yes	No	No	No
human	Yes	Yes	No	No

nutrition (noun)	human (noun)
the scientific study of food and drink (especially in humans)	any living or extinct member of the family Hominidae characterized by superior intelligence, articulate speech, and erect carriage
a source of materials to nourish the body
(physiology) the organic process of nourishing or being nourished; the processes by which an organism assimilates food and uses it for growth and maintenance

nutrition (adjective)	human (adjective)
	having human form or attributes as opposed to those of animals or divine beings
	characteristic of humanity
	relating to a person