78 entries under temperamental topic. ×

1
yo-yo(adjective, careless, lively, active, unstable)
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crabbed(unstable, changeable)
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crestfallen(melancholy, miserable, unstable, changeable)
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dismal(melancholy, miserable, unstable, changeable)
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doleful(melancholy, miserable, unstable, changeable)
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dour(unstable, changeable)
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downcast(melancholy, miserable, unstable, changeable)
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gloomy(unstable, changeable)
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glum(unstable, changeable)
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grumpy(unstable, changeable)
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lugubrious(melancholy, miserable, unstable, changeable)
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melancholy(miserable, unstable, changeable, downcast)
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morose(unstable, changeable)
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out of sorts(expression, idiom, unstable, changeable)
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pensive(melancholy, miserable, unstable, changeable)
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saturnine(unstable, changeable)
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sulky(unstable, changeable)
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sullen(unstable, changeable)
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APASmart Define. (2015). mercurial thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/mercurial/thesaurus/synonyms
ChicagoSmart Define. 2015. "mercurial thesaurus" https://smartdefine.org/mercurial/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, mercurial thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/mercurial/thesaurus/synonyms>.
MLASmart Define. "mercurial thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/mercurial/thesaurus/synonyms>