529 entries under adjective topic. ×

4
dodgy(untrustworthy, risky, dangerous, unsafe)
4
evasive
4
fast and loose(expression, idiom, dishonest, immoral)
4
faulty(unreliable, dangerous)
4
felonious
4
flagitious
4
iffy(unreliable, insecure, incalculable)
4
iniquitous(evil, corrupt, dishonest, immoral)
4
insubordinate(disobedient, rebellious)
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irresponsible(dishonest, deceitful, unpredictable, unreliable)
4
malignant(dangerous, malevolent)
4
mutinous
4
nasty(bad, hard, rough, dark)
4
punic
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rebellious
4
rotten(hard, evil, rough, nasty)
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smooth(mean, cunning, deceitful, knowing)
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trustless(dishonest, deceitful, unpredictable, unreliable)
4
unpredictable(careless, loose, unreliable, fickle)
4
vicious(hard, evil, rough, nasty)
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APASmart Define. (2016). treacherous thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/treacherous/thesaurus/synonyms
ChicagoSmart Define. 2016. "treacherous thesaurus" https://smartdefine.org/treacherous/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, treacherous thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/treacherous/thesaurus/synonyms>.
MLASmart Define. "treacherous thesaurus" 4 March 2016. Web. 29 September 2026. <https://smartdefine.org/treacherous/thesaurus/synonyms>