130 entries under changeable topic. ×

6
cantankerous(adjective, delicate, cross, unpleasant, miserable)
6
splenetic(adjective, delicate, cross, melancholy, sensitive)
6
uncertain(adjective, change, weak, continue, delicate)
6
wavering(adjective, weak, uncertain, doubtful, dubious)
6
whimsical(adjective, change, continue, careless, unstable)
5
freakish(adjective, change, continue, careless, unstable)
5
huffy(adjective, sensitive, unstable, prickly)
5
sullen(adjective, unpleasant, unstable, irritable, disagreeable)
5
vacillating(adjective, weak, uncertain, doubtful, dubious)
4
fanciful(careless, unstable, unreasonable, unpredictable)
4
flexible(adjective, fickle, volatile, changing)
4
impulsive(adjective, moving, cross, careless, lively)
4
mutable(adjective, careless, unstable, unreasonable, impulsive)
4
wayward(careless, unstable, unreasonable, unpredictable)
3
dour(adjective, unstable)
3
glum(adjective, unstable)
3
lubricious(adjective, careless, lively, uncertain, active)
3
morose(adjective, unstable)
3
saturnine(adjective, unstable)
3
unsteady(adjective, change, weak, continue, delicate)
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APASmart Define. (2016). temperamental thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/temperamental/thesaurus/synonyms
ChicagoSmart Define. 2016. "temperamental thesaurus" https://smartdefine.org/temperamental/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, temperamental thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/temperamental/thesaurus/synonyms>.
MLASmart Define. "temperamental thesaurus" 28 March 2016. Web. 24 September 2026. <https://smartdefine.org/temperamental/thesaurus/synonyms>