social assistance vs supplementary benefit

social assistance and supplementary benefit both are nouns.

Word	Noun	Adjective	Verb	Adverb
social assistance	Yes	No	No	No
supplementary benefit	Yes	No	No	No

As nouns, social assistance and supplementary benefit are synonyms defined as:

social assistance and supplementary benefit: benefits paid to bring incomes up to minimum levels established by law

Other synonyms of social assistance include national assistance.

social assistance (noun)	supplementary benefit (noun)
benefits paid to bring incomes up to minimum levels established by law	benefits paid to bring incomes up to minimum levels established by law