115 entries under unclear topic. ×
| vague(adjective, clear, open, obscure, rough) | |
| shady(adjective, open, honest, unusual, strange) | |
| borderline(adjective, clear, open, delicate, certain) | |
| incredible(adjective, great, extraordinary, unreasonable, fantastic) | |
| indistinct(adjective, obscure, rough, uncertain, dim) | |
| chancy(noun, adjective, clear, delicate, certain) | |
| indeterminate(adjective, clear, obscure, rough, certain) | |
| disreputable(adjective, dishonest, vague, dubious) | |
| insecure(adjective, delicate, uncertain, awkward, nervous) | |
| precarious(adjective, uncertain, unstable, shaky, vague) | |
| undetermined(adjective, open, weak, rough, determined) | |
| unresolved(adjective, open, uncertain, unsettled, vague) | |
| clouded(adjective, clear, certain, uncertain, vague) | |
| enigmatic(adjective, uncertain, vague, dubious, mysterious) | |
| far-fetched(adjective, hard, extraordinary, uncertain, fantastic) | |
| hazy(adjective, uncertain, shaky, vague) | |
| open(adjective, uncertain, nervous, unstable, unsettled) | |
| unbelievable(adjective, great, extraordinary, unreasonable, fantastic) | |
| wavering(adjective, open, weak, uncertain, nervous) | |
| unstable(adjective, weak, delicate, uncertain, nervous) |
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| APA | Smart Define. (2016). doubtful thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/doubtful/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "doubtful thesaurus" https://smartdefine.org/doubtful/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, doubtful thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/doubtful/thesaurus/synonyms>. |
| MLA | Smart Define. "doubtful thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/doubtful/thesaurus/synonyms> |