THESAURUS
Opposite
across, adversary, adversative, adverse, adversive, against, alien, antagonistic, anti, antipathetic, antipodal, antipode, antipodean, antipodes, antipole, antithesis, antithetic, antithetical, antonym, antonymous, at cross-purposes, at opposite extremes, back to back, balancing, clashing, compensating, competitive, con, conflicting, confronting, contra, contradictory, contradistinct, contrapositive, contrarious, contrariwise, contrary, contrary to, contrast, contrasted, contrasting, converse, counter, counteractive, counterbalance, counterbalancing, countercheck, counterpoint, counterpoise, counterpoised, counterpole, counterterm, countervailing, cross, dead against, detrimental, different, differing, difficult, disaccordant, discordant, discrepant, dissentient, dissimilar, divergent, diverse, enemy, eyeball to eyeball, eyeball-to-eyeball, face to face, facing, foil, fractious, fronting, hard, harmful, hostile, in contact with, in contrast with, in front of, in opposition, in opposition to, inconsistent, independent, inimical, inverse, irreconcilable, just opposite, miserable, negative, noncooperative, nose to nose, not easy, obstinate, obverse, offset, on, opponent, opposed, opposing, opposite number, opposite to, oppositional, oppositive, oppugnant, over against, overthwart, perverse, polar, polaric, polarized, poles apart, recalcitrant, refractory, replica, repugnant, reverse, rigorous, rival, separate, setoff, sinister, squared off, stressful, the contrary, the other side, to, toward, troublesome, troublous, trying, unalike, unconnected, uncooperative, unfavorable, unfriendly, unlike, unpropitious, unrelated, unsimilar, untoward, up against, upon, versus, vis-a-vis, wretched
ROGET THESAURUS
Opposite
Contrariety
N
contrariety, contrast, foil, antithesis, oppositeness, contradiction, antagonism, clashing, repugnance, inversion, the opposite, the reverse, the inverse, the converse, the antipodes, the antithesis, the other extreme, contrary, contrarious, contrariant, opposite, counter, dead against, converse, reverse, opposed, antithetical, contrasted, antipodean, antagonistic, opposing, conflicting, inconsistent, contradictory, at cross purposes, negative, hostile, differing toto coelo, diametrically opposite, diametrically opposed, as opposite as black and white, as opposite as light and darkness, as opposite as fire and water, as opposite as the poles, as different as night and day, Hyperion to a satyr, quite the contrary, quite the reverse, no such thing, just the other way, tout au contraire, contrarily, contra, contrariwise, per contra, on the contrary, nay rather, vice versa, on the other hand, all concord's born of contraries, Thesis, antithesis, synthesis.
Inversion
N
inversion, eversion, subversion, reversion, retroversion, introversion, contraposition, contrariety, reversal, turn of the tide, overturn, somersault, somerset, summerset, culbute, revulsion, pirouette, transposition, transposal, anastrophy, metastasis, hyperbaton, anastrophe, hysteron proteron, hypallage, synchysis, tmesis, parenthesis, metathesis, palindrome, pronation and supination, inverted, wrong side out, wrong side up, inside out, upside down, bottom upwards, keel upwards, supine, on one's head, topsy-turvy, sens dessus dessous, inverse, reverse, opposite, top heavy, inversely, hirdy-girdy, heels over head, head over heels.
Contraposition
N
contraposition, opposition, polarity, inversion, opposite side, reverse, inverse, counterpart, antipodes, opposite poles, North and South, antonym, opposite (contrariety), opposite, reverse, inverse, converse, antipodal, subcontrary, fronting, facing, diametrically opposite, Northern, septentrional, Boreal, arctic, Southern, Austral, antarctic, over, over the way, over against, against, face to face, vis-a- vis, as poles asunder.