cookery vs braising

cookery and braising both are nouns.

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

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

cookery: the act of preparing something (as food) by the application of heat
braising: cooking slowly in fat in a closed pot with little moisture

cookery (noun)	braising (noun)
the act of preparing something (as food) by the application of heat	cooking slowly in fat in a closed pot with little moisture