Unbelievable Thesaurus / Antonyms

9	believable(adjective, unreasonable, plausible)
9	credible(adjective, unsound, believable, plausible)
9	possible(adjective, plausible)
7	likely(adjective, plausible)
6	plausible(adjective, reasonable, unreasonable, believable)
4	imaginable(adjective, plausible, unimaginable)
4	real(adjective, plausible)
4	creditable
4	most likely
4	probable
4	reasonable(adjective, foolish, plausible)
3	conceivable(adjective, reasonable, easy, implausible, plausible)
3	convincing
3	feasible
3	thinkable
2	authentic
2	ordinary
2	potential
2	reliable
2	supposable

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APA	Smart Define. (2016). unbelievable thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unbelievable/thesaurus/antonyms
Chicago	Smart Define. 2016. "unbelievable thesaurus" https://smartdefine.org/unbelievable/thesaurus/antonyms (accessed September 28, 2026).
Harvard	Smart Define 2016, unbelievable thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unbelievable/thesaurus/antonyms>.
MLA	Smart Define. "unbelievable thesaurus" 30 March 2016. Web. 28 September 2026. <https://smartdefine.org/unbelievable/thesaurus/antonyms>

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