14 entries under vague topic. ×

14
conjectural(adjective, belief, apparent, supposition)
14
speculative(adjective, uncertain, doubtful, imaginary)
12
theoretical(adjective, uncertain, doubtful, supposition)
11
supposed(adjective, belief, uncertain, doubtful)
11
suppositious(adjective, belief, uncertain, doubtful)
9
assumed(adjective, uncertain, doubtful, supposition)
8
putative(adjective, uncertain, doubtful, supposition)
5
academic(adjective, uncertain, doubtful, supposition)
2
doubtful(uncertain, imaginary, theoretical, supposed)
2
postulated(expected, theoretical, assumed, academic)
2
presupposed(adjective, expected, apparent, theoretical)
2
suspect(uncertain, doubtful, imaginary, theoretical)
1
tentative(uncertain, doubtful, academic, speculative)
1
uncertain(doubtful, imaginary, theoretical, supposed)
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APASmart Define. (2015). suppositional thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/suppositional/thesaurus/synonyms
ChicagoSmart Define. 2015. "suppositional thesaurus" https://smartdefine.org/suppositional/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, suppositional thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/suppositional/thesaurus/synonyms>.
MLASmart Define. "suppositional thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/suppositional/thesaurus/synonyms>