2
flirtatious
2
foolish(careless, reckless, negligent, scatterbrained, flighty)
2
halfhearted(adjective, weak, uncertain, doubtful, hesitant)
2
haphazard(adjective, motiveless, chance 2)
2
hesitating(adjective, weak, uncertain, doubtful, hesitant)
2
hypocritical
2
hysterical(adjective, moving, sensitive, touching, exciting)
2
impetuous(adjective, moving, unstable, unreliable, changeable)
2
incongruous(adjective, uncertain, irregular, conflicting, incompatible)
2
insincere
2
insipid(adjective, irresolute)
2
kaleidoscopic(adjective, unstable, unsettled, variable)
2
makeshift(adjective, unpredictable, variable, undependable, fly-by-night)
2
malleable
2
not true to(expression, adjective, idiom, false, untrue)
2
of bad faith(expression, adjective, idiom, false, untrue)
2
of two minds(expression, adjective, idiom, uncertain, hesitant)
2
permutable(adjective, unstable, unsettled, variable)
2
pliable
2
pliant
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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>