adversary adversative adverse alien antagonistic anti antipathetic antithetic clashing competitive complaining con conflicting contradictory contrary counter cross disaccordant disputatious disputing dissentient dissenting enemy fractious hostile indocile inimical insubordinate intractable negative noncooperating objecting obstinate obstructive on the barricades opponent opposed opposing opposite oppositional oppositive oppugnant overthwart perverse proof against protesting rebellious recalcitrant refractory reluctant renitent repellent repugnant resistant resisting resistive retardant retardative rival uncompliant uncooperative unfavorable unfriendly unpropitious unsubmissive unyielding up in arms withstanding