7 entries under open topic. ×

4
dishonest(adjective, good, honest, tricky)
4
insincere(adjective, dishonest, sincere, pretended)
2
deceptive(adjective, dishonest, reliable)
2
secretive(adjective, uncommunicative)
0
cloak and dagger(expression, idiom)
0
hole-and-corner
0
sub-rosa
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APASmart Define. (2015). forthright thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/forthright/thesaurus/antonyms
ChicagoSmart Define. 2015. "forthright thesaurus" https://smartdefine.org/forthright/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2015, forthright thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/forthright/thesaurus/antonyms>.
MLASmart Define. "forthright thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/forthright/thesaurus/antonyms>