management vs organization

management and organization both are nouns.

Word	Noun	Adjective	Verb	Adverb
management	Yes	No	No	No
organization	Yes	No	No	No

As nouns, organization is a hypernym of management; that is, organization is a word with a broader meaning than management:

management: those in charge of running a business
organization: the persons (or committees or departments etc.) who make up a body for the purpose of administering something

Other hypernyms of management include administration, brass, establishment, governance, governing body, organisation.

management (noun)	organization (noun)
the act of managing something	the act of organizing a business or an activity related to a business
those in charge of running a business	the activity or result of distributing or disposing persons or things properly or methodically
	the act of forming or establishing something
	an ordered manner; orderliness by virtue of being methodical and well organized
	an organized structure for arranging or classifying
	a group of people who work together
	the persons (or committees or departments etc.) who make up a body for the purpose of administering something