154 entries under changeable topic. ×

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on thin ice(expression, idiom, doubtful, vague)
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out of sorts(expression, idiom, unstable, temperamental)
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pensive(melancholy, miserable, unstable, temperamental)
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saturnine(unstable, temperamental)
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short-fuse(lively, unpredictable, temperamental)
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spirited(lively, unpredictable, temperamental)
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sprightly(lively, impulsive, unpredictable, explosive)
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sulky(unstable, temperamental)
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sullen(unstable, temperamental)
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two-timing(indecisive, inconsistent)
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unclear(doubtful, vague, hesitant, unsure)
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unconfirmed(doubtful, vague, hesitant, unsure)
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waffling(adjective, irregular, variable, changing)
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witty(lively, unpredictable)
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APASmart Define. (2016). erratic thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/erratic/thesaurus/synonyms
ChicagoSmart Define. 2016. "erratic thesaurus" https://smartdefine.org/erratic/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, erratic thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/erratic/thesaurus/synonyms>.
MLASmart Define. "erratic thesaurus" 26 February 2016. Web. 22 September 2026. <https://smartdefine.org/erratic/thesaurus/synonyms>