- Definitions|1
- Thesaurus|40
- Abbreviations|0
27 entries under implausible topic. ×
| inconceivable(adjective, likely) | |
| flimsy(adjective, likely) | |
| impossible | |
| improbable(adjective, likely) | |
| incredible(adjective, likely) | |
| shaky(adjective, likely) | |
| thin(adjective, informal, likely) | |
| unbelievable(adjective, likely) | |
| unconvincing(adjective, likely) | |
| unsubstantial(adjective, likely) | |
| weak(adjective, likely) | |
| doubtful | |
| dubious | |
| obscure | |
| problematic | |
| suspect | |
| too much(adjective, informal) | |
| unreasonable | |
| far out | |
| farfetched |
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| APA | Smart Define. (2013). unconceivable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/unconceivable/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "unconceivable thesaurus" https://smartdefine.org/unconceivable/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2013, unconceivable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/unconceivable/thesaurus/synonyms>. |
| MLA | Smart Define. "unconceivable thesaurus" 17 June 2013. Web. 21 September 2026. <https://smartdefine.org/unconceivable/thesaurus/synonyms> |