not-for-profit vs nonprofit organization

not-for-profit and nonprofit organization both are nouns.

Word	Noun	Adjective	Verb	Adverb
not-for-profit	Yes	No	No	No
nonprofit organization	Yes	No	No	No

As nouns, not-for-profit and nonprofit organization are synonyms defined as:

not-for-profit and nonprofit organization: an organization chartered for other than profit-making activities

Other synonyms of not-for-profit include nonprofit.

not-for-profit (noun)	nonprofit organization (noun)
an organization chartered for other than profit-making activities	an organization chartered for other than profit-making activities