oppositions competitors rivals challengers rebels critics faultfinders antagonists carpers deprecators knockers cavillers assailants censors adversaries protestors opponents enemies cavilers detractors censurers opposers criticizers decriers advantage help protesters disbelievers opposition activists agitators campaigners complainers demonstrators dissenters dissentients dissidents marchers objectors picketers defendants accused accusers plaintiffs clients culprits offenders perpetrators prisoners suspects rejects bucks challenges confutes contradicts contravenes controverts counters disproves objects opposes reverses abjures belies disaffirms disavows disclaims disconfirms gainsays refutes reprobates repudiates attacks blocks condemns criticises criticizes disapproves undermines assails discourages dissuades hurts impugns protests resists conceals halts hides hinders prevents refuses decreases denies