- Definitions|2
- Thesaurus|5.1k
- Abbreviations|0
| unimaginable(adjective, extraordinary, amazing, doubtful, unlikely) | |
| unprincipled | |
| unsafe(adjective, delicate, uncertain, unstable, dishonest) | |
| unsavory | |
| untrusty(adjective, false, uncertain, nervous, dishonest) | |
| wary | |
| weird(adjective, unusual, strange, irregular, odd) | |
| agnostic(adjective, uncertain, hesitant, unsure) | |
| bizarre(adjective, unusual, strange, fantastic, irregular) | |
| contestable | |
| curious(adjective, unusual, strange, odd, ridiculous) | |
| deniable | |
| dicey(adjective, delicate, uncertain, unstable, irregular) | |
| diffident(adjective, uncertain, nervous, doubtful, hesitant) | |
| dishonourable | |
| eccentric(adjective, unusual, strange, fantastic, irregular) | |
| enigmatic(uncertain, doubtful, vague, unclear, tricky) | |
| fanciful(adjective, fantastic, doubtful, unlikely, implausible) | |
| hazardous(adjective, open, delicate, uncertain, unstable) | |
| in dispute |
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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> |