negative

I adjective acrimonious, antagonistic, antipathetic, antipathetical, argumentative, at odds with, attacking, averse, belligerent, bickering, cantankerous, clashing, conflicting, confutative, contentious, contesting, contradictory, contrary, contrasted, contrasting, contravening, converse, counteractive, countering, demurring, denying, disaccordant, disavowing, discordant, disobliging, disputing, dissentient, dissident, factious, fractious, gainsaying, hostile, ill-willed, impugning, incompatible, inimical, inverse, negans, negatory, opposed, opposing, opposite, quarrelsome, rancorous, rebuffing, rebutting, refuting, rejecting, repudiating, repugnant, resistive, reverse, spurning, traversing, unaffirmative, unconverted, unconvinced associated concepts: negative covenant, negative easement, negative evidence, negative testimony II index challenge, contradict, contrary, disadvantageous, disapprove (reject), disavow, disown (deny the validity), dispute (contest), dissent (withhold assent), negate, opposite, perverse, prohibit, rebut, recusant, refuse, veto, vitiate