- Definitions|0
- Thesaurus|218
- Abbreviations|0
20 entries under certain topic. ×
| doubtful(adjective, clear, open, doubt) | |
| dubious(adjective, clear, open, doubt) | |
| questionable(adjective, clear, uncertain, doubtful) | |
| uncertain(adjective, clear, open, doubt) | |
| problematic(adjective, clear, uncertain, doubtful) | |
| undecided(adjective, open, doubt, uncertain) | |
| unsure(adjective, clear, open, obscure) | |
| ambiguous(adjective, clear, open, obscure) | |
| problematical(adjective, clear, ambiguous) | |
| iffy(adjective, clear, open, uncertain) | |
| indeterminate(adjective, clear, obscure, uncertain) | |
| skeptical(adjective, doubt, uncertain, doubtful) | |
| dubitable(adjective, clear, obscure, uncertain) | |
| equivocal(adjective, clear, open, obscure) | |
| unclear(adjective, clear, open, obscure) | |
| borderline(adjective, clear, open, uncertain) | |
| chancy(adjective, clear, uncertain, anxious) | |
| clouded(adjective, clear, obscure, uncertain) | |
| inconclusive(adjective, clear, obscure, uncertain) | |
| indecisive(adjective, clear, open, obscure) |
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| APA | Smart Define. (2015). in doubt thesaurus. Retrieved September 21, 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 21, 2026). |
| Harvard | Smart Define 2015, in doubt thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/in_doubt/thesaurus/synonyms>. |
| MLA | Smart Define. "in doubt thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/in_doubt/thesaurus/synonyms> |