prohibited vs proscribed

prohibited and proscribed both are adjectives.

Word	Noun	Adjective	Verb	Adverb
prohibited	No	Yes	No	No
proscribed	No	Yes	No	No

As adjectives, prohibited and proscribed are synonyms defined as:

Other synonyms of prohibited include forbidden, out, taboo, tabu, verboten.

prohibited (adjective)	proscribed (adjective)
forbidden by law	excluded from use or mention
excluded from use or mention