- Definitions|2
- Thesaurus|1.2k
- Abbreviations|0
40 entries under shaky topic. ×
| unlikely(adjective, slight, extraordinary, strange, superb) | |
| dubitable(adjective, uncertain, doubtful, unsure) | |
| unpromising | |
| ambiguous(adjective, unlikely, unpromising) | |
| debatable(adjective, uncertain, doubtful, unsure) | |
| doubtable(unlikely, unpromising) | |
| iffy(adjective, uncertain, doubtful, likely) | |
| problematic(adjective, uncertain, unreasonable, doubtful) | |
| shady(uncertain, doubtful, unsure, unlikely) | |
| chancy(uncertain, doubtful, unsure, unlikely) | |
| inconclusive(adjective, open, obscure, poor, thin) | |
| obscure(unreasonable, dubious, unlikely, flimsy) | |
| open(uncertain, doubtful, unsure, unlikely) | |
| speculative(wild, unreasonable, useless, absurd) | |
| unclear(uncertain, doubtful, unsure, unlikely) | |
| borderline(unlikely, unpromising) | |
| clouded(unlikely, unpromising) | |
| contingent(unlikely, unpromising) | |
| dicey(unlikely, unpromising) | |
| disreputable(unlikely, unpromising) |
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| APA | Smart Define. (2015). improbable thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/improbable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "improbable thesaurus" https://smartdefine.org/improbable/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, improbable thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/improbable/thesaurus/synonyms>. |
| MLA | Smart Define. "improbable thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/improbable/thesaurus/synonyms> |