methodical vs method

methodical is not a noun while method is a noun.

Word	Noun	Adjective	Verb	Adverb
methodical	No	Yes	No	No
method	Yes	No	No	No

methodical (noun)	method (noun)
	an acting technique introduced by Stanislavsky in which the actor recalls emotions or reactions from his or her own life and uses them to identify with the character being portrayed
	a way of doing something, especially a systematic way; implies an orderly logical arrangement (usually in steps)

methodical (adjective)	method (adjective)
characterized by method and orderliness