69 entries under noun topic. ×

5
competition(opponent, enemy, adversary, foe)
5
emulator(law, opponent, enemy, attacker)
4
vilifier(associate, attacker, competitor, adversary)
3
archenemy(attacker, competitor, adversary, defamer)
3
bad person(expression, ally, attacker, competitor)
3
disparager(defamer, traducer, slanderer, belittler)
3
faultfinder(opponent, enemy, adversary, foe)
3
other side(expression, associate, attacker, competitor)
2
deserter(attacker, competitor, adversary, detractor)
2
attacker(competitor, adversary, detractor, antagonist)
2
condemner(attacker, competitor, adversary, detractor)
2
cynic(attacker, competitor, adversary, detractor)
2
dissenter(attacker, competitor, adversary, detractor)
2
renegade(attacker, competitor, adversary, detractor)
2
abandoner(attacker, competitor, adversary, detractor)
2
asperser(associate, attacker, competitor, adversary)
2
assailer(attacker, competitor, adversary, detractor)
2
betrayer(attacker, competitor, adversary, detractor)
2
calumniator(associate, attacker, competitor, adversary)
2
fifth column(expression, attacker, competitor, adversary)
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APASmart Define. (2016). supporter thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/supporter/thesaurus/antonyms
ChicagoSmart Define. 2016. "supporter thesaurus" https://smartdefine.org/supporter/thesaurus/antonyms (accessed September 29, 2026).
HarvardSmart Define 2016, supporter thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/supporter/thesaurus/antonyms>.
MLASmart Define. "supporter thesaurus" 29 March 2016. Web. 29 September 2026. <https://smartdefine.org/supporter/thesaurus/antonyms>