Opponent

Noun

 * 1) An individual or group who is a rival of another.
 * 2) One who attempts to stop the progression of.
 * 3) One who objects to.
 * 4) In team sports, a player of an opposite team.

Antonyms

 * supporter
 * proponent
 * advocate

Adjectives for Opponent
formidable; political; honorable; strenuous; extreme; partizan; imaginary; worthy; determined; agile; masterful; malignant; foremost; fervent; energetic; prominent; unsympathetic.

Verbs for Opponent
capitulate to—;  conquer—;  discredit—; elude—; oust—; overwhelm—; rebuff—; — antagonizes; —condemns; —contends; — contests; —defends; —disputes; —maintains; —objects; —proposes; —resists; —struggles; —yields to.

Thesaurus
adversary, adversative, adverse, alien, antagonist, antagonistic, anti, antipathetic, antithetic, assailant, clashing, combatant, competitive, competitor, con, conflicting, contender, contestant, contradictory, contrary, counter, counteragent, cross, disaccordant, disputant, dissentient, enemy, foe, fractious, hostile, inimical, match, negative, noncooperative, obstinate, opposed, opposer, opposing, opposite, oppositional, oppositive, oppugnant, overthwart, perverse, recalcitrant, refractory, repugnant, rival, the opposition, uncooperative, unfavorable, unfriendly, unpropitious

Etymology
from opponere, to oppose

Translations

 * Chinese:
 * Mandarin: 對手, 对手, 敵手, 敌手
 * Croatian: ,
 * Czech: ,
 * Dutch: ,
 * Esperanto:, opoziciulo
 * Finnish: vastustaja, vastaväittäjä, opponentti, vastustaja, vastaehdokas
 * French: adversaire
 * German: (1,2,3), Gegenspieler
 * Greek: αντίπαλος
 * Japanese: 相手, 敵


 * Korean: 상대 (相對)
 * Macedonian: ,
 * Polish: przeciwnik, przeciwniczka, oponent, oponentka
 * Romanian: adversar, oponent
 * Russian: ,
 * Spanish:
 * Swahili: mpinzani
 * Swedish: motståndare
 * Telugu: ప్రత్యర్థి, వ్యతిరేకి
 * Turkish: rakip, karşıt
 * Vietnamese: đối thủ (對手)