economic aid vs economic assistance

economic aid and economic assistance both are nouns.

Word	Noun	Adjective	Verb	Adverb
economic aid	Yes	No	No	No
economic assistance	Yes	No	No	No

As nouns, economic aid and economic assistance are synonyms defined as:

economic aid and economic assistance: gift of money or other material help to support a person or cause

Other synonyms of economic aid include aid, assistance, financial aid, financial assistance.

economic aid (noun)	economic assistance (noun)
gift of money or other material help to support a person or cause	gift of money or other material help to support a person or cause