Dictionary (n.) One who opposes; an opponent; an antagonist; an adversary.Thesaurus adversary antagonist anti bitter-ender brawler con defendant diehard disputant dissentient dissident intransigent irreconcilable last-ditcher litigant match naysayer negativist noncooperator objector obstructionist obstructive oppositionist oppugnant plaintiff protester quarreler resister scrapper wrangler |