22 entries under speculative topic. ×

17
uncertain(adjective, open, certain, doubtful, unsettled)
9
doubtful(adjective, open, uncertain, unsettled, vague)
9
tentative(adjective, uncertain, doubtful, hesitant, dubious)
3
conjectural(adjective, doubtful, vague, hesitant, changeable)
1
suspect(uncertain, doubtful, debatable)
1
theoretical(uncertain, doubtful, hesitant, dubious, unsure)
0
academic(uncertain, doubtful)
0
assumed(uncertain, doubtful)
0
figured(uncertain, doubtful)
0
guessing(uncertain, doubtful)
0
guesstimated(uncertain, doubtful)
0
hypothetical(uncertain, doubtful)
0
on a hunch(expression, idiom, uncertain, doubtful)
0
on a long shot(expression, idiom, uncertain, doubtful)
0
putative(uncertain, doubtful)
0
reputed(uncertain, doubtful)
0
supposed(uncertain, doubtful)
0
suppositional(uncertain, doubtful)
0
suppositious(uncertain, doubtful)
0
suppositive(uncertain, doubtful)
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APASmart Define. (2015). unresolved thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unresolved/thesaurus/synonyms
ChicagoSmart Define. 2015. "unresolved thesaurus" https://smartdefine.org/unresolved/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, unresolved thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unresolved/thesaurus/synonyms>.
MLASmart Define. "unresolved thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/unresolved/thesaurus/synonyms>