adversative, adverse, adversive, against the grain, against the tide, against the wind, antagonistic, anti, antipathetic, antipodal, antithetic, antonymous, at cross-purposes, at daggers, at daggers drawn, at issue, at odds, at opposite extremes, at variance, at war with, athwart, back to back, balancing, clashing, compensating, conflicting, confronting, contra, contradictory, contradistinct, contrapositive, contrarious, contrariwise, contrary, contrasted, converse, counter, counterbalancing, counterpoised, countervailing, cross, dead against, discordant, discrepant, eyeball-to-eyeball, face to face, facing, fronting, hostile, in confrontation, in hostile array, in opposition, inconsistent, inimical, inverse, just opposite, nose to nose, obverse, opposed, opposing, opposite, oppositional, oppositive, oppugnant, perverse, polar, polaric, polarized, poles apart, repugnant, reverse, squared off, up in arms, vis-a-vis, with crossed bayonets