cookie vs fruit bar

cookie and fruit bar both are nouns.

Word	Noun	Adjective	Verb	Adverb
cookie	Yes	No	No	No
fruit bar	Yes	No	No	No

As nouns, fruit bar is a hyponym of cookie; that is, fruit bar is a word with a more specific, narrower meaning than cookie:

cookie: any of various small flat sweet cakes
fruit bar: cookies containing chopped fruits either mixed in the dough or spread between layers of dough then baked and cut in bars

cookie (noun)	fruit bar (noun)
a short line of text that a web site puts on your computer's hard drive when you access the web site	cookies containing chopped fruits either mixed in the dough or spread between layers of dough then baked and cut in bars
any of various small flat sweet cakes
the cook on a ranch or at a camp