Unsubstantiated Thesaurus / Synonyms / page 2

63 entries under adjective topic. ×

2	unsound
2	weak
2	without basis(expression, untrue, illogical, deceptive)
1	controversial(questionable, unproven)
1	disputable(questionable, unproven)
1	fishy(questionable, unproven)
1	flimsy
1	iffy(questionable, unproven)
1	ill-founded
1	questionable
1	speculative
1	spurious(untrue, illogical, inaccurate, deceptive)
1	theoretic
1	unconvincing
1	undependable
1	unendorsed
1	unjustifiable
1	unreliable
1	unstable
1	unsteady

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APA	Smart Define. (2016). unsubstantiated thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unsubstantiated/thesaurus/synonyms
Chicago	Smart Define. 2016. "unsubstantiated thesaurus" https://smartdefine.org/unsubstantiated/thesaurus/synonyms (accessed September 28, 2026).
Harvard	Smart Define 2016, unsubstantiated thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unsubstantiated/thesaurus/synonyms>.
MLA	Smart Define. "unsubstantiated thesaurus" 3 February 2016. Web. 28 September 2026. <https://smartdefine.org/unsubstantiated/thesaurus/synonyms>

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