Synonyms|50Antonyms|0|Broader|0Narrower|0Related|4

40 entries under adjective topic. ×

2
baseless
2
groundless
2
unsupported
1
empty
1
fabricated(false, untrue, illogical, deceptive)
1
fallacious(false, unreasonable, unsound, untrue)
1
ill-founded
1
mendacious(false, untrue, illogical, deceptive)
1
misleading(false, untrue, illogical, deceptive)
1
spurious(false, unreasonable, unsound, untrue)
1
trumped up(expression, false, untrue, illogical)
1
unfounded
1
unjustified
1
unproven(false, untrue, illogical, deceptive)
1
unreal(negative, untrue, illogical, absent)
1
unsound
1
untruthful(false, untrue, illogical, deceptive)
1
unwarranted
1
vain(false, untrue, illogical, deceptive)
1
without basis(expression, false, unreasonable, senseless)
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APASmart Define. (2015). without foundation thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/without_foundation/thesaurus/synonyms
ChicagoSmart Define. 2015. "without foundation thesaurus" https://smartdefine.org/without_foundation/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, without foundation thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/without_foundation/thesaurus/synonyms>.
MLASmart Define. "without foundation thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/without_foundation/thesaurus/synonyms>