cooky vs cook

cooky and cook both are nouns.

Word	Noun	Adjective	Verb	Adverb
cooky	Yes	No	No	No
cook	Yes	No	Yes	No

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

cooky (noun)	cook (noun)
any of various small flat sweet cakes	someone who cooks food
the cook on a ranch or at a camp

cooky (verb)	cook (verb)
	transform and make suitable for consumption by heating
	transform by heating
	prepare for eating by applying heat
	prepare a hot meal
	tamper, with the purpose of deception