2
presumptive(adjective, circumstantial)
2
problematic(adjective, clear, certain, shaky, unlikely)
2
problematical(adjective, clear, certain, ambiguous)
2
puzzling(obscure, uncertain, vague, unclear, indefinite)
2
undefined(unknown, unspecified)
2
unfixed(unknown, unspecified)
2
unproved
2
unreasonable
2
unscientific
1
ambivalent(adjective, conflicting)
1
clear as dishwater(expression, obscure, uncertain, vague, unclear)
1
comparative
1
contingent(shaky, restricted, unlikely, indirect, incidental)
1
contradictory
1
contrary to reason(expression, idiom)
1
debatable(shaky, unlikely, unpromising)
1
dicey(shaky, unlikely, unpromising)
1
disreputable(shaky, unlikely, unpromising)
1
doubtable(uncertain, doubtful, shaky, unlikely, unpromising)
1
enigmatical(obscure, uncertain, vague, unclear, indefinite)
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APASmart Define. (2015). inconclusive thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/inconclusive/thesaurus/synonyms
ChicagoSmart Define. 2015. "inconclusive thesaurus" https://smartdefine.org/inconclusive/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, inconclusive thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/inconclusive/thesaurus/synonyms>.
MLASmart Define. "inconclusive thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/inconclusive/thesaurus/synonyms>