| obscure(uncertain, shaky, vague, restricted, unclear) | |
| questionable(adjective, clear, weak, certain, uncertain) | |
| unclear(adjective, clear, obscure, certain, uncertain) | |
| unconfirmed(adjective, shaky, restricted, unlikely, unpromising) | |
| undecided | |
| unsatisfactory(adjective, poor, thin, small, inadequate) | |
| groundless | |
| clouded(adjective, clear, obscure, certain, uncertain) | |
| deficient(adjective, poor, thin, small, inadequate) | |
| dubious(adjective, clear, certain, uncertain, anxious) | |
| fallacious | |
| false | |
| incidental(adjective, circumstantial) | |
| inconsequential | |
| pending(adjective, shaky, unlikely, unpromising) | |
| unresolved | |
| unsound | |
| unsure(adjective, clear, poor, certain, uncertain) | |
| absonant | |
| borderline(adjective, clear, certain, uncertain, anxious) |
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| APA | Smart Define. (2015). inconclusive thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/inconclusive/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "inconclusive thesaurus" https://smartdefine.org/inconclusive/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, inconclusive thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/inconclusive/thesaurus/synonyms>. |
| MLA | Smart Define. "inconclusive thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/inconclusive/thesaurus/synonyms> |