- Definitions|1
- Thesaurus|92
- Abbreviations|0
| dubiousness(noun, doubt, question, uncertainty, hesitancy) | |
| implausibility(noun, doubtfulness, improbability, unlikelihood) | |
| uncertainty(noun, uncertainty) | |
| ambivalence(noun, uncertainty) | |
| changeability(noun, uncertainty) | |
| confusion(noun, uncertainty) | |
| controversy(noun, uncertainty) | |
| deniability(noun, uncertainty) | |
| disputability(noun, uncertainty) | |
| doubtfulness(noun, doubt, uncertainty, hesitancy, improbability) | |
| impossibility | |
| improbability(noun, doubtfulness, implausibility, unlikelihood) | |
| incertitude(noun, uncertainty) | |
| puzzle(noun, uncertainty) | |
| tentativeness(noun, uncertainty) | |
| unlikelihood(noun, doubtfulness, improbability, implausibility) | |
| unreliability(noun, unreliability) | |
| unsureness(noun, uncertainty) | |
| untrustworthiness(noun, unreliability) | |
| vagueness(noun, uncertainty) |
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| APA | Smart Define. (2013). questionability thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/questionability/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "questionability thesaurus" https://smartdefine.org/questionability/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2013, questionability thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/questionability/thesaurus/synonyms>. |
| MLA | Smart Define. "questionability thesaurus" 17 June 2013. Web. 21 September 2026. <https://smartdefine.org/questionability/thesaurus/synonyms> |