378 entries under adjective topic. ×
| timorous | |
| touchy(open, obscure, delicate, uncertain) | |
| treacherous | |
| tremulous | |
| unforthcoming | |
| unsupported(questionable, unsubstantiated, unconfirmed, uncorroborated) | |
| untrusting | |
| wishy-washy(open, weak, uncertain, indefinite) | |
| wobbly(weak, uncertain, nervous, sensitive) | |
| at issue(idiom, clear, certain) | |
| chance(changeable, erratic, random) | |
| contested | |
| crazy(unusual, strange, unexpected) | |
| delicate(weak, uncertain, unstable, unsettled) | |
| disconcerted(uncertain, hesitant, unsure, believing) | |
| evasive(uncertain, dishonest, faint, vague) | |
| fanciful(fantastic, unlikely, unbelievable, implausible) | |
| fantastic(unlikely, unbelievable, implausible, improbable) | |
| fluctuating(weak, uncertain, sensitive, hesitant) | |
| gloomy(uncertain, negative, cynical) |
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| APA | Smart Define. (2016). doubtful thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/doubtful/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "doubtful thesaurus" https://smartdefine.org/doubtful/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, doubtful thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/doubtful/thesaurus/synonyms>. |
| MLA | Smart Define. "doubtful thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/doubtful/thesaurus/synonyms> |