professional organisation vs professional

professional organisation and professional both are nouns.

Word	Noun	Adjective	Verb	Adverb
professional organisation	Yes	No	No	No
professional	Yes	Yes	No	No

professional organisation (noun)	professional (noun)
an organization of and for professional people	a person engaged in one of the learned professions
	an authority qualified to teach apprentices
	an athlete who plays for pay

professional organisation (adjective)	professional (adjective)
	engaged in a profession or engaging in as a profession or means of livelihood
	characteristic of or befitting a profession or one engaged in a profession
	of or relating to a profession
	of or relating to or suitable as a profession
	engaged in by members of a profession