beverage vs food

beverage and food both are nouns.

Word	Noun	Adjective	Verb	Adverb
beverage	Yes	No	No	No
food	Yes	No	No	No

As nouns, food is a hypernym of beverage; that is, food is a word with a broader meaning than beverage:

beverage: any liquid suitable for drinking
food: any substance that can be metabolized by an animal to give energy and build tissue

Other hypernyms of beverage include nutrient, liquid.

beverage (noun)	food (noun)
any liquid suitable for drinking	any substance that can be metabolized by an animal to give energy and build tissue
	anything that provides mental stimulus for thinking
	any solid substance (as opposed to liquid) that is used as a source of nourishment