ginger nut vs cooky

ginger nut and cooky both are nouns.

Word	Noun	Adjective	Verb	Adverb
ginger nut	Yes	No	No	No
cooky	Yes	No	No	No

As nouns, cooky is a hypernym of ginger nut; that is, cooky is a word with a broader meaning than ginger nut:

Other hypernyms of ginger nut include biscuit, cookie.

ginger nut (noun)	cooky (noun)
a crisp round cookie flavored with ginger	any of various small flat sweet cakes
	the cook on a ranch or at a camp