cookery vs baking

cookery and baking both are nouns.

Word	Noun	Adjective	Verb	Adverb
cookery	Yes	No	No	No
baking	Yes	Yes	No	No

As nouns, baking is a hyponym of cookery; that is, baking is a word with a more specific, narrower meaning than cookery:

cookery: the act of preparing something (as food) by the application of heat
baking: cooking by dry heat in an oven

cookery (noun)	baking (noun)
the act of preparing something (as food) by the application of heat	cooking by dry heat in an oven
	making bread or cake or pastry etc.

cookery (adjective)	baking (adjective)
	as hot as if in an oven