legume vs protein

legume and protein both are nouns.

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

legume (noun)	protein (noun)
the seedpod of a leguminous plant (such as peas or beans or lentils)	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
an erect or climbing bean or pea plant of the family Leguminosae
the fruit or seed of any of various bean or pea plants consisting of a case that splits along both sides when ripe and having the seeds attach to one side of the case