10 entries under groundless topic. ×

1
deceptive(adjective, false, untrue, illogical, unsubstantiated)
1
fabricated(adjective, false, untrue, illogical, deceptive)
1
fallacious(adjective, false, untrue, illogical, deceptive)
1
mendacious(adjective, false, untrue, illogical, deceptive)
1
misleading(adjective, false, untrue, illogical, deceptive)
1
spurious(adjective, false, untrue, illogical, deceptive)
1
unreal(adjective, false, untrue, illogical, deceptive)
1
untruthful(adjective, false, untrue, illogical, deceptive)
1
vain(adjective, false, untrue, illogical, deceptive)
0
untrue(adjective, false, illogical, deceptive, unsubstantiated)
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APASmart Define. (2015). unproven thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unproven/thesaurus/synonyms
ChicagoSmart Define. 2015. "unproven thesaurus" https://smartdefine.org/unproven/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, unproven thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unproven/thesaurus/synonyms>.
MLASmart Define. "unproven thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/unproven/thesaurus/synonyms>