pasta vs food

pasta and food both are nouns.

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

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

pasta: shaped and dried dough made from flour and water and sometimes egg
food: any solid substance (as opposed to liquid) that is used as a source of nourishment

Other hypernyms of pasta include solid food.

pasta (noun)	food (noun)
shaped and dried dough made from flour and water and sometimes egg	any substance that can be metabolized by an animal to give energy and build tissue
a dish that contains pasta as its main ingredient	anything that provides mental stimulus for thinking
	any solid substance (as opposed to liquid) that is used as a source of nourishment