Synonyms|359Antonyms|67|Broader|1Narrower|0Related|355

1 entry under undeniable topic. ×

1
unsubstantial(adjective, substance)
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ChicagoSmart Define. 2016. "well-founded thesaurus" https://smartdefine.org/well-founded/thesaurus/antonyms (accessed October 1, 2026).
HarvardSmart Define 2016, well-founded thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/well-founded/thesaurus/antonyms>.
MLASmart Define. "well-founded thesaurus" 29 March 2016. Web. 1 October 2026. <https://smartdefine.org/well-founded/thesaurus/antonyms>