snack food vs dish

snack food and dish both are nouns.

Word	Noun	Adjective	Verb	Adverb
snack food	Yes	No	No	No
dish	Yes	No	Yes	No

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

snack food (noun)	dish (noun)
food for light meals or for eating between meals	an activity that you like or at which you are superior
	a piece of dishware normally used as a container for holding or serving food
	directional antenna consisting of a parabolic reflector for microwave or radio frequency radiation
	a particular item of prepared food
	a very attractive or seductive looking woman
	the quantity that a dish will hold

snack food (verb)	dish (verb)
	make concave; shape like a dish
	provide (usually but not necessarily food)