99 entries under doubtful topic. ×
| inconstant(vague, hesitant, unsure, wavering) | |
| indistinct(vague, unsure) | |
| irregular(vague, unsure) | |
| on a hunch(expression, idiom, uncertain, speculative) | |
| on a long shot(expression, idiom, uncertain, speculative) | |
| on thin ice(expression, idiom, vague, unsure) | |
| putative(uncertain, speculative) | |
| reputed(uncertain, speculative) | |
| suppositious(uncertain, speculative) | |
| suppositive(uncertain, speculative) | |
| surmised(uncertain, speculative) | |
| surmising(uncertain, speculative) | |
| suspect(uncertain, speculative) | |
| touch and go(expression, idiom, vague, unsure) | |
| unfixed(vague, unsure) | |
| unforeseeable(vague, unsure) | |
| up for grabs(expression, idiom, vague, unsure) | |
| variable(vague, unsure) | |
| waiting(adjective, uncertain, shy, cautious) |
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| APA | Smart Define. (2015). tentative thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/tentative/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "tentative thesaurus" https://smartdefine.org/tentative/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, tentative thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/tentative/thesaurus/synonyms>. |
| MLA | Smart Define. "tentative thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/tentative/thesaurus/synonyms> |