150 entries under unpredictable topic. ×
| sprightly(adjective, pleasure, happy, lively, glad) | |
| vaporous(adjective, unstable, changeable, airy) | |
| fiery(adjective, passionate, wild, nervous, fierce) | |
| playful(adjective, pleasure, happy, silly, glad) | |
| tense(adjective, anxious, nervous, unstable, worried) | |
| ticklish(adjective, change, continue, difficult, delicate) | |
| eccentric(irregular, unreliable, caprice) | |
| fluid(adjective, unstable, unsettled, unreliable) | |
| protean(adjective, unstable, unsettled, unreliable) | |
| careless(adjective, unstable, unreasonable, changeable) | |
| charged(adjective, unstable) | |
| gaseous(adjective, impulsive, changeable, explosive) | |
| hot-blooded(adjective, passionate, heated, fiery) | |
| impatient(adjective, passionate, nervous, sensitive, unstable) | |
| petulant(adjective, delicate, passionate, sensitive, unstable) | |
| quicksilver(lively, changeable, indecisive, inconsistent) | |
| rambling(adjective, irregular, unreliable, motiveless) | |
| stormy(adjective, unstable, unsettled, heated) | |
| crotchety(adjective, careless, unstable, unreasonable, impulsive) | |
| eruptive |
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| APA | Smart Define. (2016). volatile thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/volatile/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "volatile thesaurus" https://smartdefine.org/volatile/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, volatile thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/volatile/thesaurus/synonyms>. |
| MLA | Smart Define. "volatile thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/volatile/thesaurus/synonyms> |