- Definitions|2
- Thesaurus|1.9k
- Abbreviations|0
94 entries under deceitful topic. ×
| unctuous(adjective, false, lying, untruthful) | |
| unprincipled(adjective, false, dishonest, immoral) | |
| unreliable(adjective, false, true, dishonest) | |
| bent(adjective, false, dishonest, immoral) | |
| concealed(dishonest, cunning, secret, hidden) | |
| disreputable(adjective, false, dishonest, lying) | |
| double-crossing(adjective, false, dishonest, cunning) | |
| elusive(adjective, false, lying, sly) | |
| hush-hush(dishonest, cunning, hidden, clandestine) | |
| illegal(adjective, corrupt, unreasonable, dishonest, immoral) | |
| improper(adjective, corrupt, unreasonable, dishonest) | |
| misleading(adjective, mean, bad, false, dishonest) | |
| on the QT(expression, idiom, dishonest, cunning) | |
| recreant(adjective, mean, bad, base, false) | |
| specious(adjective, false, dishonest, unpredictable) | |
| sub-rosa(dishonest, cunning, clandestine, sneaky) | |
| two-timing(adjective, false, dishonest, cunning) | |
| under wraps(expression, dishonest, cunning, clandestine) | |
| unjust(adjective, unreasonable, dishonest, improper, cunning) | |
| villainous(adjective, mean, bad, evil, base) |
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| APA | Smart Define. (2016). underhanded thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/underhanded/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "underhanded thesaurus" https://smartdefine.org/underhanded/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, underhanded thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/underhanded/thesaurus/synonyms>. |
| MLA | Smart Define. "underhanded thesaurus" 22 January 2016. Web. 27 September 2026. <https://smartdefine.org/underhanded/thesaurus/synonyms> |