97 entries under fickle topic. ×

2
fallible(adjective, variable, undependable, fly-by-night)
2
fluid(adjective, upset, uncertain, anxious, unstable)
2
lubricious(adjective, careless, lively, uncertain, active)
2
mobile(adjective, upset, lively, uncertain, active)
2
odd(adjective, unusual, careless, strange, silly)
2
shifty(adjective, weak, uncertain, sensitive, doubtful)
2
spasmodic(adjective, unstable, irregular, unsettled, unreliable)
2
unfaithful(adjective, changeable, variable, undependable)
1
contrary(adjective, careless, uncertain, unstable, unreasonable)
1
cussed(adjective, passionate, unstable, unreliable, rash)
1
easily upset(expression, adjective, passionate, unstable, unreliable)
1
fiery(adjective, passionate, wild, unstable, unreliable)
1
fly-by-night(adjective, careless, loose, foolish, immoral)
1
froward(adjective, passionate, unstable, unreliable, rash)
1
headstrong(adjective, passionate, unstable, unreliable, rash)
1
hotheaded(adjective, passionate, unstable, unreliable, rash)
1
hyper(adjective, passionate, unstable, unreliable, rash)
1
hypersensitive(adjective, delicate, passionate, sensitive, unstable)
1
impatient(adjective, passionate, sensitive, unstable, unreliable)
1
in bad mood(expression, adjective, idiom, passionate, unstable)
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APASmart Define. (2015). unpredictable thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unpredictable/thesaurus/synonyms
ChicagoSmart Define. 2015. "unpredictable thesaurus" https://smartdefine.org/unpredictable/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, unpredictable thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unpredictable/thesaurus/synonyms>.
MLASmart Define. "unpredictable thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/unpredictable/thesaurus/synonyms>