87 entries under unpredictable topic. ×
| stray(chance, unreliable, rare, uncommon) | |
| vacillating(adjective, unstable, doubtful, unsettled, vague) | |
| unfixed(adjective, unstable, doubtful, unsettled, vague) | |
| changeful(adjective, unstable, unsettled, unreliable) | |
| flaky(unusual, strange, crazy, changeable) | |
| roving | |
| undirected(adjective, unusual, uncertain, insignificant, unstable) | |
| agitated(adjective, wild, unstable, unsettled) | |
| blowing hot and cold(expression, idiom, lively, changeable) | |
| bubbleheaded(lively, changeable, temperamental, resilient) | |
| buoyant(lively, active, changeable, resilient) | |
| elastic(lively, changeable, temperamental, resilient) | |
| expansive(lively, changeable, temperamental, resilient) | |
| flip(lively, changeable, resilient) | |
| fluid(adjective, unstable, unsettled, unreliable) | |
| gay(lively, changeable, resilient) | |
| iffy(adjective, unusual, uncertain, unstable, doubtful) | |
| irrepressible(lively, changeable, temperamental, resilient) | |
| lighthearted(lively, changeable, temperamental, resilient) | |
| lively(active, changeable, resilient, vaulting) |
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| APA | Smart Define. (2016). irregular thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/irregular/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "irregular thesaurus" https://smartdefine.org/irregular/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, irregular thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/irregular/thesaurus/synonyms>. |
| MLA | Smart Define. "irregular thesaurus" 1 April 2016. Web. 23 September 2026. <https://smartdefine.org/irregular/thesaurus/synonyms> |