1
agent(noun, opposition, villain, rebel, criminal)
1
announcer(source, sneak, rat, informant, squealer)
1
antagonist(noun, opposition, agent, rebel, criminal)
1
archenemy(noun, opposition, agent, villain, rebel)
1
asperser(noun, opposition, agent, villain, rebel)
1
assailant(noun, opposition, agent, villain, rebel)
1
assassin(noun, opposition, agent, villain, rebel)
1
attacker(noun, opposition, agent, villain, rebel)
1
back-stabber(spy, turncoat, conspirator)
1
backbiter(noun, opposition, agent, villain, rebel)
1
backslider(noun, rebel, spy, criminal, traitor)
1
bad person(expression, opposition, agent, villain, rebel)
1
baffler
1
bandit(noun, opposition, agent, villain, rebel)
1
barer
1
blabberer
1
blackleg
1
bum
1
calumniator(noun, opposition, agent, villain, rebel)
1
cockatrice
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APASmart Define. (2015). betrayer thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/betrayer/thesaurus/synonyms
ChicagoSmart Define. 2015. "betrayer thesaurus" https://smartdefine.org/betrayer/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, betrayer thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/betrayer/thesaurus/synonyms>.
MLASmart Define. "betrayer thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/betrayer/thesaurus/synonyms>