- Definitions|2
- Thesaurus|1.4k
- Abbreviations|0
78 entries under implausible topic. ×
| weak(adjective, great, poor, extraordinary, strange) | |
| dubious(adjective, great, extraordinary, unreasonable, amazing) | |
| far-fetched(adjective, hard, great, extraordinary, strange) | |
| outlandish(adjective, silly, marvelous, fantastic, ridiculous) | |
| strange(adjective, extraordinary, unusual, superb, exceptional) | |
| suspect(adjective, great, extraordinary, unreasonable, amazing) | |
| rare(adjective, extraordinary, unusual, strange, exceptional) | |
| beyond belief(expression, adjective, idiom, extraordinary, belief) | |
| untenable(adjective, unbelievable, improbable) | |
| suspicious(adjective, strange, fantastic, doubtful, dubious) | |
| unheard-of(adjective, extraordinary, unusual, strange, superb) | |
| fishy(adjective, great, extraordinary, unreasonable, amazing) | |
| thick(adjective, great, flat, poor, thin) | |
| phony(adjective, extraordinary, strange, amazing, unbelievable) | |
| uncertain(adjective, doubtful, dubious, suspicious, unlikely) | |
| unconceivable(adjective, likely) | |
| unheard of(verb, phrasal verb, extraordinary, unusual, wonderful) | |
| belief(extraordinary, strange, unbelievable, unthinkable) | |
| contemptible(poor, silly, preposterous, unconvincing) | |
| false(poor, imaginary, illusory, unconvincing) |
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| APA | Smart Define. (2016). incredible thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/incredible/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "incredible thesaurus" https://smartdefine.org/incredible/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, incredible thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/incredible/thesaurus/synonyms>. |
| MLA | Smart Define. "incredible thesaurus" 30 March 2016. Web. 22 September 2026. <https://smartdefine.org/incredible/thesaurus/synonyms> |