44 entries under underhanded topic. ×

1
sub-rosa(dishonest, cunning, deceitful, secret, hidden)
1
wily(dishonest, cunning, deceitful, sneaky)
0
shady(dishonest, cunning, deceitful, sneaky)
0
crafty(dishonest, cunning, deceitful, sneaky)
0
cunning(dishonest, deceitful, sneaky, underhand)
0
deceitful(adjective, dishonest, cunning, crooked, sly)
0
devious(dishonest, cunning, deceitful, sneaky)
0
dirty-dealing(dishonest, cunning, deceitful, sneaky)
0
dirty dealing(expression, dishonest, deceitful)
0
dishonorable(dishonest, cunning, deceitful, sneaky)
0
double-crossing(dishonest, cunning, deceitful, sneaky)
0
duplicitous(dishonest, cunning, deceitful, sneaky)
0
guileful(dishonest, cunning, deceitful, sneaky)
0
incog(adjective, obscure, new, mysterious, hidden)
0
oblique(obscure, dishonest, cunning, deceitful, indirect)
0
slippery(dishonest, cunning, deceitful, sneaky)
0
treacherous(dishonest, cunning, deceitful, sneaky)
0
tricky(dishonest, cunning, deceitful, sneaky)
0
two-faced(dishonest, cunning, deceitful, sneaky)
0
two-timing(dishonest, cunning, deceitful, sneaky)
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APASmart Define. (2015). concealed thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/concealed/thesaurus/synonyms
ChicagoSmart Define. 2015. "concealed thesaurus" https://smartdefine.org/concealed/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, concealed thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/concealed/thesaurus/synonyms>.
MLASmart Define. "concealed thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/concealed/thesaurus/synonyms>