- Definitions|0
- Thesaurus|26
- Abbreviations|0
22 entries under improbable topic. ×
| absurd(doubtful, dubious) | |
| contrary(doubtful, dubious) | |
| doubtful | |
| dubious | |
| faint(doubtful, dubious) | |
| implausible(doubtful, dubious) | |
| inconceivable(doubtful, dubious) | |
| incredible(doubtful, dubious) | |
| not likely(expression, adjective, doubtful, dubious, unlikely) | |
| out of the ordinary(expression, idiom, doubtful, dubious) | |
| outside chance(expression, doubtful, dubious) | |
| questionable(doubtful, dubious) | |
| rare(doubtful, dubious) | |
| remote(doubtful, dubious) | |
| slight(doubtful, dubious) | |
| strange(doubtful, dubious) | |
| unbelievable(doubtful, dubious) | |
| unconvincing(doubtful, dubious) | |
| unheard-of(doubtful, dubious) | |
| unimaginable(doubtful, dubious) |
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| APA | Smart Define. (2013). not probable thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/not_probable/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "not probable thesaurus" https://smartdefine.org/not_probable/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2013, not probable thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/not_probable/thesaurus/synonyms>. |
| MLA | Smart Define. "not probable thesaurus" 17 May 2013. Web. 20 September 2026. <https://smartdefine.org/not_probable/thesaurus/synonyms> |