119 entries under changeable topic. ×

4
arbitrary(adjective, unusual, careless, unstable, unreasonable)
4
hesitant(adjective, uncertain, shy, doubtful, vague)
4
moody(adjective, careless, sensitive, unstable, unreasonable)
4
quicksilver(lively, indecisive, inconsistent, temperamental)
4
varying(adjective, unstable, irregular, unsettled, unreliable)
3
changing(adjective, upset, uncertain, anxious, worried)
3
conjectural(adjective, doubtful, vague, hesitant)
3
protean(adjective, unstable, unsettled, unreliable)
3
slippery(adjective, weak, uncertain, sensitive, doubtful)
3
unresolved(adjective, doubtful, vague, hesitant)
3
vague(adjective, unstable, doubtful, hesitant)
2
coquettish(indecisive, inconsistent)
2
faithless(adjective, indecisive, inconsistent)
2
flickering(adjective, irregular, variable)
2
fluid(adjective, upset, uncertain, anxious, unstable)
2
intermittent(adjective, irregular, unreliable, uneven)
2
lubricious(adjective, careless, lively, uncertain, active)
2
mobile(adjective, upset, lively, uncertain, active)
2
odd(adjective, unusual, careless, strange, silly)
2
quirky(adjective, unusual, careless, unstable, unreasonable)
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APASmart Define. (2015). unpredictable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/unpredictable/thesaurus/synonyms
ChicagoSmart Define. 2015. "unpredictable thesaurus" https://smartdefine.org/unpredictable/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, unpredictable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/unpredictable/thesaurus/synonyms>.
MLASmart Define. "unpredictable thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/unpredictable/thesaurus/synonyms>