7
vacillant(hesitant, wavering, indecisive)
7
versatile(adjective, unstable, unsettled, changeable, variable)
6
ambivalent(adjective, hesitant, wavering, indecisive, irresolute)
6
dizzy(adjective, weak, happy, careless, excited)
6
dubious(adjective, dishonest, deceitful, unpredictable, unreliable)
6
evanescent(adjective, transient)
6
fast and loose(expression, adjective, idiom, unreliable, insecure)
6
freakish(adjective, change, continue, careless, unstable)
6
insecure(adjective, unreliable, treacherous, incalculable)
6
light(adjective, happy, funny, cheerful, impulsive)
6
moody(adjective, careless, unstable, unreasonable, changeable)
6
shifty(adjective, weak, false, uncertain, dishonest)
6
short-lived(adjective, impulsive, unpredictable, transient, explosive)
6
slippery(adjective, dishonest, deceitful, unreliable, changeable)
6
wanton(adjective, free, careless, wild, erratic)
5
chancy(adjective, delicate, changeable, tricky, erratic)
5
convertible(adjective, unstable, unsettled, changeable, variable)
5
coquettish(adjective, cold, hot, changeable, indecisive)
5
ever-changing(adjective, changeable)
5
fading(adjective, transient)
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APASmart Define. (2016). fickle thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/fickle/thesaurus/synonyms
ChicagoSmart Define. 2016. "fickle thesaurus" https://smartdefine.org/fickle/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, fickle thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/fickle/thesaurus/synonyms>.
MLASmart Define. "fickle thesaurus" 26 February 2016. Web. 22 September 2026. <https://smartdefine.org/fickle/thesaurus/synonyms>