Synonyms|213Antonyms|56|Broader|2Narrower|0Related|188

4 entries under unsubstantiated topic. ×

1
fishy(absurd, unbelievable, implausible, preposterous, improbable)
1
flimsy(absurd, unwarranted, untrue, implausible, preposterous)
1
questionable(absurd, unbelievable, implausible, preposterous, improbable)
1
suspect(absurd, unbelievable, implausible, preposterous, improbable)
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APASmart Define. (2016). untenable thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/untenable/thesaurus/synonyms
ChicagoSmart Define. 2016. "untenable thesaurus" https://smartdefine.org/untenable/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, untenable thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/untenable/thesaurus/synonyms>.
MLASmart Define. "untenable thesaurus" 29 March 2016. Web. 29 September 2026. <https://smartdefine.org/untenable/thesaurus/synonyms>