animal vs diet

animal and diet both are nouns.

Word	Noun	Adjective	Verb	Adverb
animal	Yes	Yes	No	No
diet	Yes	No	Yes	No

animal (noun)	diet (noun)
a living organism characterized by voluntary movement	the act of restricting your food intake (or your intake of particular foods)
	a prescribed selection of foods
	the usual food and drink consumed by an organism (person or animal)
	a legislative assembly in certain countries (e.g., Japan)

animal (adjective)	diet (adjective)
marked by the appetites and passions of the body

animal (verb)	diet (verb)
	eat sparingly, for health reasons or to lose weight
	follow a regimen or a diet, as for health reasons