- Definitions|2
- Thesaurus|247
- Abbreviations|0
| tryout | |
| unapt(adjective, doubtful) | |
| unauthenticated | |
| uncorroborated | |
| unknown(anxious, worried, troubled) | |
| unresolved(adjective, uncertain, unsettled, problematic, incomplete) | |
| unsubstantiated(adjective, questionable, unproven) | |
| untrusting | |
| unverified | |
| up for discussion(expression, adjective, idiom, unsettled, equivocal) | |
| up in the air(expression, adjective, idiom, uncertain, unsettled) | |
| whack | |
| whirl | |
| worried(anxious, troubled) | |
| yet to be decided(expression, adjective, idiom, unsettled, equivocal) |
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| APA | Smart Define. (2015). dubitable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/dubitable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "dubitable thesaurus" https://smartdefine.org/dubitable/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, dubitable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/dubitable/thesaurus/synonyms>. |
| MLA | Smart Define. "dubitable thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/dubitable/thesaurus/synonyms> |