proscript

A member of a secret political organization in the United States, the chief objects of which were the proscription of foreigners by the repeal of the naturalization laws, and the exclusive choice of native Americans for office.

A proscription

plural of proscription n a decree that prohibits something n rejection by means of an act of banishing or proscribing someone

Of or pertaining to proscription

consisting in, or of the nature of, proscription