85 entries under unsure topic. ×
| untrustworthy(adjective, uncertain, nervous, doubtful, dubious) | |
| borderline(adjective, clear, open, delicate, certain) | |
| touchy(adjective, delicate, uncertain, nervous, sensitive) | |
| unclear(adjective, clear, open, certain, uncertain) | |
| undependable(adjective, uncertain, nervous, doubtful, dubious) | |
| fishy(adjective, uncertain, doubtful, shaky, dubious) | |
| fluctuant(adjective, uncertain, nervous, irregular, doubtful) | |
| fly-by-night(adjective, uncertain, nervous, doubtful, dubious) | |
| in doubt(expression, adjective, idiom, clear, open) | |
| shady(adjective, uncertain, doubtful, shaky, dubious) | |
| unassured(adjective, uncertain, nervous, doubtful, dubious) | |
| variable(adjective, uncertain, irregular, doubtful, vague) | |
| conjectural(doubtful, unsettled, vague, indefinite) | |
| on thin ice(expression, adjective, idiom, delicate, uncertain) | |
| open(adjective, uncertain, nervous, unstable, doubtful) | |
| touch and go(expression, adjective, idiom, delicate, uncertain) | |
| undetermined(open, uncertain, doubtful, vague, dubious) | |
| unforeseeable(doubtful, vague, changeable, erratic) | |
| vacillating(adjective, uncertain, nervous, doubtful, vague) | |
| ambivalent(open, doubtful, vague, hesitant) |
For more, visit
Iffy on
Power Thesaurus
| APA | Smart Define. (2015). iffy thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/iffy/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "iffy thesaurus" https://smartdefine.org/iffy/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, iffy thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/iffy/thesaurus/synonyms>. |
| MLA | Smart Define. "iffy thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/iffy/thesaurus/synonyms> |