- Definitions|2
- Thesaurus|5.1k
- Abbreviations|0
| incalculable(adjective, unreliable, insecure, treacherous) | |
| inconclusive(adjective, clear, certain, uncertain, doubtful) | |
| legendary(adjective, mythical, fabled, mythological) | |
| louche(adjective, disreputable) | |
| marginal | |
| nefarious(adjective, disreputable) | |
| oddball(adjective, unusual, strange, irregular, unpredictable) | |
| outlandish(adjective, extraordinary, unusual, strange, amazing) | |
| peculiar(adjective, unusual, strange, irregular, odd) | |
| perilous(adjective, delicate, uncertain, unstable, doubtful) | |
| questioning(adjective, uncertain, nervous, doubtful, unsettled) | |
| refutable | |
| suss(adjective, unreliable, insecure, treacherous, incalculable) | |
| tottery(adjective, unstable) | |
| underhand(adjective, evil, corrupt, dishonest, irregular) | |
| unethical | |
| unpromising | |
| untrusting | |
| wobbly(adjective, uncertain, nervous, unstable, doubtful) | |
| Delphic(nervous, insecure, unsure) |
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| APA | Smart Define. (2016). dubious thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/dubious/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "dubious thesaurus" https://smartdefine.org/dubious/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, dubious thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/dubious/thesaurus/synonyms>. |
| MLA | Smart Define. "dubious thesaurus" 4 March 2016. Web. 22 September 2026. <https://smartdefine.org/dubious/thesaurus/synonyms> |