protein vs meat

protein and meat both are nouns.

Word	Noun	Adjective	Verb	Adverb
protein	Yes	No	No	No
meat	Yes	No	No	No

protein (noun)	meat (noun)
any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk and legumes	the choicest or most essential or most vital part of some idea or experience
	the flesh of animals (including fishes and birds and snails) used as food
	the inner and usually edible part of a seed or grain or nut or fruit stone