Synonyms|176Antonyms|34|Broader|2Narrower|0Related|472
1
problematical
1
purport
1
questionable
1
rational(adjective, calculational)
1
refutable
1
spurious
1
supposable
1
supposing
1
surmised(adjective, uncertain, doubtful, expected, supposed)
1
suspicious
1
tentative(uncertain, doubtful, vague, academic, speculative)
1
tenuous
1
uncertain(doubtful, vague, imaginary, theoretical, supposed)
1
unfounded
1
unproven
1
unrealistic
1
unsound
1
vatic
0
accounted(supposed, alleged, presumed)
0
algebraic
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APASmart Define. (2015). suppositional thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/suppositional/thesaurus/synonyms
ChicagoSmart Define. 2015. "suppositional thesaurus" https://smartdefine.org/suppositional/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, suppositional thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/suppositional/thesaurus/synonyms>.
MLASmart Define. "suppositional thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/suppositional/thesaurus/synonyms>