172 entries under changeable topic. ×
| crabbed | |
| crabby | |
| crestfallen | |
| cross | |
| dismal | |
| doleful | |
| double-crossing(adjective, false, dishonest, dubious) | |
| dour | |
| down in the dumps(expression, idiom, temperamental) | |
| down in the mouth(expression, idiom, temperamental) | |
| downcast | |
| expansive(lively, impulsive, unpredictable, temperamental) | |
| fast-talking(lively, unpredictable) | |
| flip(lively, unpredictable) | |
| from left field(expression, idiom, erratic, random) | |
| frowning | |
| gloomy | |
| glum | |
| grumpy | |
| huffy |
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| APA | Smart Define. (2016). unstable thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unstable/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unstable thesaurus" https://smartdefine.org/unstable/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, unstable thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unstable/thesaurus/synonyms>. |
| MLA | Smart Define. "unstable thesaurus" 26 February 2016. Web. 26 September 2026. <https://smartdefine.org/unstable/thesaurus/synonyms> |