49 entries under variable topic. ×

25
furtive(adjective, mean, smooth, smart, dishonest)
22
deceitful(adjective, mean, smooth, smart, false)
17
treacherous(adjective, mean, smooth, smart, false)
15
shifty(adjective, mean, smooth, smart, honest)
15
tricky(adjective, mean, smooth, keen, sharp)
13
underhanded(adjective, honest, false, dishonest, cunning)
9
deceptive(adjective, mean, smooth, smart, false)
8
false(adjective, dishonest, cunning, deceitful, lying)
5
untrustworthy(adjective, false, dishonest, cunning, deceitful)
3
dubious(adjective, evil, corrupt, dishonest, irregular)
3
questionable(adjective, evil, corrupt, dishonest, irregular)
2
fake(adjective, bad, wrong, false, dishonest)
2
unreliable(adjective, false, true, dishonest, deceitful)
1
delusive(adjective, mean, smooth, smart, false)
1
disreputable(adjective, bad, wrong, false, dishonest)
1
erratic(adjective, unpredictable, fickle, ambiguous)
1
fly-by-night(adjective, bad, wrong, false, dishonest)
1
uncertain(adjective, irregular, unpredictable, fickle, suspicious)
1
unfaithful(adjective, false, unpredictable, fickle)
0
capricious(adjective, unpredictable, fickle, undependable)
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APASmart Define. (2015). underhand thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/underhand/thesaurus/synonyms
ChicagoSmart Define. 2015. "underhand thesaurus" https://smartdefine.org/underhand/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, underhand thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/underhand/thesaurus/synonyms>.
MLASmart Define. "underhand thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/underhand/thesaurus/synonyms>