151 entries under unstable topic. ×

2
impetuous(adjective, moving, unreliable, changeable)
2
kaleidoscopic(adjective, unsettled, variable)
2
permutable(adjective, unsettled, variable)
2
quirky(adjective, careless, unreasonable, unpredictable)
2
transitional(adjective, unsettled, variable)
2
variant(unsettled, variable)
1
any way the wind blows(expression, careless, unreasonable, unpredictable)
1
blowing hot and cold(expression, idiom, careless, unreasonable)
1
bubbleheaded(adjective, careless, lively, active)
1
cantankerous(changeable, temperamental)
1
commutative(unsettled, variable)
1
crabby(changeable, temperamental)
1
cross(changeable, temperamental)
1
cussed(adjective, passionate, unpredictable, unreliable)
1
down in the dumps(expression, idiom, melancholy, miserable)
1
down in the mouth(expression, idiom, melancholy, miserable)
1
easily upset(expression, adjective, passionate, unpredictable)
1
effervescent(careless, lively, unreasonable, unreliable)
1
emotional(adjective, moving, passionate, unpredictable)
1
empty-headed(adjective, careless, silly, faint)
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APASmart Define. (2016). fickle thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/fickle/thesaurus/synonyms
ChicagoSmart Define. 2016. "fickle thesaurus" https://smartdefine.org/fickle/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, fickle thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/fickle/thesaurus/synonyms>.
MLASmart Define. "fickle thesaurus" 26 February 2016. Web. 28 September 2026. <https://smartdefine.org/fickle/thesaurus/synonyms>