human being vs nutrition

human being and nutrition both are nouns.

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

human being (noun)	nutrition (noun)
any living or extinct member of the family Hominidae characterized by superior intelligence, articulate speech, and erect carriage	the scientific study of food and drink (especially in humans)
	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