- Definitions|2
- Thesaurus|1.5k
- Abbreviations|0
17 entries under unbelievable topic. ×
| incredible(adjective, bad, unsound, unremarkable) | |
| improbable(adjective, unsound) | |
| unlikely(adjective, reasonable, unsound, likely) | |
| impossible(adjective, unsound) | |
| untrustworthy(adjective, unsound) | |
| implausible(adjective, reasonable, unsound, plausible) | |
| undependable(adjective, unsound) | |
| unreliable(adjective, unsound) | |
| unsound | |
| inconceivable(adjective, reasonable, unsound, imaginable) | |
| unimaginable(adjective, unsound) | |
| unreasonable(adjective, unsound) | |
| untenable(adjective, unsound) | |
| deceptive(adjective, unsound) | |
| dishonest(adjective, unsound) | |
| irresponsible(adjective, unsound) | |
| unacceptable(adjective, unsound) |
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| APA | Smart Define. (2015). credible thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/credible/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "credible thesaurus" https://smartdefine.org/credible/thesaurus/antonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2015, credible thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/credible/thesaurus/antonyms>. |
| MLA | Smart Define. "credible thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/credible/thesaurus/antonyms> |