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

42 entries under valid topic. ×

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verifiable(reasonable, sensible, natural, normal)
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warranted(lawful, rightful)
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APASmart Define. (2016). well-founded thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/well-founded/thesaurus/synonyms
ChicagoSmart Define. 2016. "well-founded thesaurus" https://smartdefine.org/well-founded/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, well-founded thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/well-founded/thesaurus/synonyms>.
MLASmart Define. "well-founded thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/well-founded/thesaurus/synonyms>