40 entries under attacker topic. ×

25
opponent(noun, opposition, enemy, competitor)
22
adversary(noun, opposition, opponent, enemy)
15
antagonist(noun, person, friend, opponent, enemy)
13
competitor(noun, opponent, enemy, adversary)
10
rival(noun, opponent, enemy, competitor)
9
opposition(noun, associate, opponent, enemy)
7
contender(noun, opponent, enemy, competitor)
7
detractor(noun, competitor, adversary, defamer)
6
discourager(noun, competitor, adversary, detractor)
6
backbiter(noun, associate, competitor, adversary)
6
defamer(noun, associate, competitor, adversary)
6
slanderer(noun, associate, competitor, adversary)
6
traducer(noun, associate, competitor, adversary)
5
emulator(noun, law, opponent, enemy)
4
vilifier(noun, associate, competitor, adversary)
3
archenemy(noun, competitor, adversary, defamer)
3
bad person(noun, expression, ally, competitor)
3
other side(noun, expression, associate, competitor)
2
deserter(noun, competitor, adversary, detractor)
2
condemner(noun, competitor, adversary, detractor)
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APASmart Define. (2016). supporter thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/supporter/thesaurus/antonyms
ChicagoSmart Define. 2016. "supporter thesaurus" https://smartdefine.org/supporter/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2016, supporter thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/supporter/thesaurus/antonyms>.
MLASmart Define. "supporter thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/supporter/thesaurus/antonyms>