cookery vs roast

cookery and roast both are nouns.

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

cookery (noun)	roast (noun)
the act of preparing something (as food) by the application of heat	negative criticism
	a piece of meat roasted or for roasting and of a size for slicing into more than one portion

cookery (adjective)	roast (adjective)
	(meat) cooked by dry heat in an oven

cookery (verb)	roast (verb)
	cook with dry heat, usually in an oven
	subject to laughter or ridicule