5
tricky(adjective, smooth, simple, sly, deceptive)
5
untruthful(adjective, open, false, corrupt, truthful)
4
devious(adjective, open, fair, false, corrupt)
4
treacherous(adjective, strong, false, corrupt, dishonest)
4
corrupt(adjective, false, dishonest, untruthful)
4
deceptive(adjective, open, false, corrupt, dishonest)
4
degenerate(adjective, good, moral)
4
insincere(adjective, open, false, corrupt, dishonest)
4
black
3
base(adjective, good, low, vulgar, high)
3
bogus
3
counterfeit(adjective, false, corrupt, genuine, untruthful)
3
crafty(adjective, clever, scheming)
3
crooked
3
decadent
3
disgraceful
3
dishonorable
3
disreputable
3
sham
3
slippery
10 years ago|10k views|share |citing 
APASmart Define. (2016). honest thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/honest/thesaurus/antonyms
ChicagoSmart Define. 2016. "honest thesaurus" https://smartdefine.org/honest/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, honest thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/honest/thesaurus/antonyms>.
MLASmart Define. "honest thesaurus" 31 March 2016. Web. 26 September 2026. <https://smartdefine.org/honest/thesaurus/antonyms>