Synonyms|155Antonyms|100|Broader|0Narrower|0Related|1.3k

6 entries under flimsy topic. ×

9
groundless(adjective, reason, unwarranted, untrue, justification)
8
unsubstantiated(adjective, unwarranted, untrue, questionable)
7
unfounded(adjective, unwarranted, untrue, unsubstantiated)
5
unconfirmed(adjective, unwarranted, untrue, unsubstantiated)
1
foundationless(adjective, false, unwarranted, untrue, justification)
1
without substantiation(expression, adjective, unwarranted, untrue)
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APASmart Define. (2015). unsupported thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unsupported/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsupported thesaurus" https://smartdefine.org/unsupported/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, unsupported thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unsupported/thesaurus/synonyms>.
MLASmart Define. "unsupported thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/unsupported/thesaurus/synonyms>