- Definitions|1
- Thesaurus|310
- Abbreviations|0
51 entries under vague topic. ×
| uncertain(adjective, open, certain, uncertain, nervous) | |
| unresolved(adjective, open, certain, uncertain, doubtful) | |
| unsettled(adjective, open, certain, uncertain, doubtful) | |
| doubtful(adjective, open, uncertain, nervous, unsettled) | |
| undecided(adjective, open, certain, uncertain, nervous) | |
| iffy(adjective, open, uncertain, doubtful) | |
| open(adjective, certain, uncertain, nervous, doubtful) | |
| questionable(adjective, uncertain, doubtful, unsettled) | |
| tentative(adjective, open, uncertain, doubtful) | |
| undetermined(adjective, open, certain, uncertain, unsettled) | |
| ambiguous(adjective, open, uncertain, doubtful, unsettled) | |
| ambivalent(open, doubtful, hesitant, neutral) | |
| betwixt and between(expression, idiom, open, uncertain) | |
| borderline(open, nervous, hesitant, insecure) | |
| chancy(adjective, uncertain, doubtful, dubious) | |
| debatable(adjective, open, uncertain, doubtful, unsettled) | |
| dubious(adjective, open, uncertain, nervous, doubtful) | |
| equivocal(adjective, open, uncertain, doubtful, unsettled) | |
| erratic(doubtful, hesitant, dubious, changeable) | |
| hesitant(open, uncertain, doubtful, worried) |
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| APA | Smart Define. (2011). up in the air thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/up_in_the_air/thesaurus/synonyms |
| Chicago | Smart Define. 2011. "up in the air thesaurus" https://smartdefine.org/up_in_the_air/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2011, up in the air thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/up_in_the_air/thesaurus/synonyms>. |
| MLA | Smart Define. "up in the air thesaurus" 24 May 2011. Web. 1 October 2026. <https://smartdefine.org/up_in_the_air/thesaurus/synonyms> |