110 entries under doubtful topic. ×
| disputable(noun, adjective, uncertain, dubious) | |
| problematic(adjective, uncertain, nervous, unsettled) | |
| questionable(noun, adjective, uncertain, unsettled) | |
| hesitating(adjective, weak, uncertain, unsettled) | |
| on the fence(expression, adjective, idiom, open, indifferent) | |
| unclear(adjective, open, uncertain, definite) | |
| wishy-washy(adjective, open, weak, uncertain, definite) | |
| controversial(noun, adjective, uncertain, unsettled) | |
| fickle(adjective, weak, uncertain, hesitant) | |
| precarious(adjective, uncertain, vague, unsure) | |
| borderline(adjective, open, uncertain, definite) | |
| equivocal(adjective, open, uncertain, definite) | |
| erratic(adjective, vague, hesitant, dubious) | |
| inconstant(adjective, vague, hesitant, unsure) | |
| indeterminate(adjective, uncertain, unsettled, vague) | |
| of two minds(expression, adjective, idiom, open, uncertain) | |
| suspicious(uncertain, nervous, vague, hesitant) | |
| iffy(adjective, open, uncertain, definite) | |
| incredulous | |
| infirm(adjective, weak, uncertain, unsure) |
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| APA | Smart Define. (2015). undecided thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/undecided/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "undecided thesaurus" https://smartdefine.org/undecided/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, undecided thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/undecided/thesaurus/synonyms>. |
| MLA | Smart Define. "undecided thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/undecided/thesaurus/synonyms> |