Synonyms|108Antonyms|2|Broader|2Narrower|0Related|16
1
without substantiation
1
wrong(adjective, incorrect)
0
assailable(poor, implausible, unconvincing)
0
contemptible(poor, implausible, unconvincing)
0
controvertible(poor, implausible, unconvincing)
0
deceitful
0
devoid
0
foundation
0
foundationless
0
frivolous(poor, implausible, unconvincing)
0
having no foundation(expression, idiom, unsubstantiality)
0
implausible(poor, unconvincing)
0
improbable(poor, implausible, unconvincing)
0
inaccurate
0
inane(poor, implausible, unconvincing)
0
inconceivable(poor, implausible, unconvincing)
0
incorrect
0
incredible(poor, implausible, unconvincing)
0
inept(poor, implausible, unconvincing)
0
lame(poor, implausible, unconvincing)
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APASmart Define. (2015). ungrounded thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/ungrounded/thesaurus/synonyms
ChicagoSmart Define. 2015. "ungrounded thesaurus" https://smartdefine.org/ungrounded/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, ungrounded thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/ungrounded/thesaurus/synonyms>.
MLASmart Define. "ungrounded thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/ungrounded/thesaurus/synonyms>