85 entries under false topic. ×

22
deceitful(adjective, mean, smooth, smart)
22
dishonest(adjective, mean, bad, smooth, wrong)
21
sneaky(adjective, mean, bad, smooth, wrong)
19
crooked(adjective, mean, bad, smooth, wrong)
19
insidious(adjective, dishonest, cunning, deceitful)
17
treacherous(adjective, mean, smooth, smart)
16
crafty(adjective, mean, smooth, keen, sharp)
16
cunning(adjective, mean, smooth, keen, sharp)
16
wily(adjective, mean, smooth, keen, sharp)
15
shifty(adjective, mean, smooth, smart, honest)
15
tricky(adjective, mean, smooth, keen, sharp)
13
underhanded(adjective, honest, dishonest, cunning)
12
guileful(adjective, mean, smooth, smart, honest)
12
unscrupulous(adjective, mean, bad, smooth, wrong)
11
two-faced(adjective, bad, wrong, corrupt)
10
corrupt(adjective, bad, wrong, dishonest)
10
disingenuous(adjective, honest, dishonest, cunning)
10
double-dealing(adjective, mean, smooth, smart)
10
fraudulent(adjective, corrupt, dishonest, cunning)
10
indirect(adjective, evil, honest, corrupt)
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APASmart Define. (2015). underhand thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/underhand/thesaurus/synonyms
ChicagoSmart Define. 2015. "underhand thesaurus" https://smartdefine.org/underhand/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, underhand thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/underhand/thesaurus/synonyms>.
MLASmart Define. "underhand thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/underhand/thesaurus/synonyms>