Synonyms for republican

democratic, constitutional, popular, electoral, autonomous, sovereign, representative; see also democratic.

Antonyms authoritarian, autocratic*, fascist.

democrat, Jacobin, liberal, progressive, socialist, constitutionalist, Rousseauist; see also democrat.

registered Republican, member of the G.O.P., Young Republican, Old Line Republican, elephant*, member of the Old Guard*; see also conservative.