149 entries under changeable topic. ×

1
vagarious(careless, unstable, unreasonable, irregular, unreliable)
1
yo-yo(adjective, careless, lively, active, unstable)
0
brilliant(adjective, lively, unpredictable)
0
cheating(indecisive, inconsistent)
0
crabbed(unstable, temperamental)
0
crestfallen(melancholy, miserable, unstable, temperamental)
0
dismal(melancholy, miserable, unstable, temperamental)
0
doleful(melancholy, miserable, unstable, temperamental)
0
double-crossing(indecisive, inconsistent)
0
dour(unstable, temperamental)
0
downcast(melancholy, miserable, unstable, temperamental)
0
fast-talking(adjective, lively, unpredictable)
0
gloomy(unstable, temperamental)
0
glum(unstable, temperamental)
0
grumpy(unstable, temperamental)
0
intermittent(adjective, irregular, unpredictable, unreliable)
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lugubrious(melancholy, miserable, unstable, temperamental)
0
melancholy(miserable, unstable, temperamental, downcast)
0
morose(unstable, temperamental)
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out of sorts(expression, idiom, unstable, temperamental)
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APASmart Define. (2015). mercurial thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/mercurial/thesaurus/synonyms
ChicagoSmart Define. 2015. "mercurial thesaurus" https://smartdefine.org/mercurial/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, mercurial thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/mercurial/thesaurus/synonyms>.
MLASmart Define. "mercurial thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/mercurial/thesaurus/synonyms>