71 entries under idiom topic. ×
| out on a limb(expression, uncertain, unstable, shaky) | |
| out on limb(expression, adjective, delicate, uncertain) | |
| pass comprehension(expression, unintelligibility) | |
| require explanation(expression, unintelligibility) | |
| smell a rat(expression, unbelief doubt) | |
| under consideration(expression, inquiry) | |
| under discussion(expression, inquiry) | |
| under investigation(expression, inquiry) | |
| undeserving of belief(expression, unbelief doubt) | |
| yet to be decided(expression, adjective, unsettled, undecided) | |
| at a complete loss(expression, perplexed, bewildered, mystified) |
For more, visit
Doubtful on
Power Thesaurus
| APA | Smart Define. (2016). doubtful thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/doubtful/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "doubtful thesaurus" https://smartdefine.org/doubtful/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, doubtful thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/doubtful/thesaurus/synonyms>. |
| MLA | Smart Define. "doubtful thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/doubtful/thesaurus/synonyms> |