- Definitions|0
- Thesaurus|218
- Abbreviations|0
77 entries under adjective topic. ×
| doubtful(clear, open, certain, doubt) | |
| debatable(open, uncertain, doubtful, shaky) | |
| dubious(clear, open, certain, doubt) | |
| questionable(clear, certain, uncertain, doubtful) | |
| uncertain(clear, open, certain, doubt) | |
| problematic(clear, certain, uncertain, doubtful) | |
| suspicious(uncertain, doubtful, wary, unsure) | |
| undecided(open, certain, doubt, uncertain) | |
| unsure(clear, open, obscure, certain) | |
| ambiguous(clear, open, obscure, certain) | |
| disputable(uncertain, doubtful, unsure) | |
| problematical(clear, certain, ambiguous) | |
| vague(open, obscure, uncertain, doubtful) | |
| arguable(uncertain, doubtful, unsure) | |
| conjectural(doubtful, vague, unsure) | |
| iffy(clear, open, certain, uncertain) | |
| in question(obscure, uncertain, anxious, doubtful) | |
| indeterminate(clear, obscure, certain, uncertain) | |
| moot(open, uncertain, doubtful, unsettled) | |
| skeptical(certain, doubt, uncertain, doubtful) |
For more, visit
In_doubt on
Power Thesaurus
| APA | Smart Define. (2015). in doubt thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/in_doubt/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "in doubt thesaurus" https://smartdefine.org/in_doubt/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, in doubt thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/in_doubt/thesaurus/synonyms>. |
| MLA | Smart Define. "in doubt thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/in_doubt/thesaurus/synonyms> |