60 entries under uneven topic. ×

8
wavering(adjective, upset, uncertain, anxious, unstable)
6
dubious(adjective, weak, loose, uncertain, irregular)
6
fitful(adjective, careless, strange, unstable, unreasonable)
6
mutable(adjective, upset, careless, uncertain, anxious)
6
shaky(adjective, dubious, unbalanced, risky)
6
ticklish(noun, adjective, upset, change, continue)
6
vacillating(adjective, uncertain, unstable, shy, irregular)
5
eccentric(adjective, unusual, strange, silly, foolish)
5
insecure(adjective, doubtful, vague, untrustworthy)
5
shifting(adjective, upset, strange, anxious, unstable)
5
tricky(noun, adjective, weak, difficult, delicate)
5
untrustworthy(adjective, weak, careless, loose, foolish)
4
sensitive(adjective, delicate, unstable, unreliable)
4
unsound(adjective, careless, loose, uncertain, unreliable)
3
giddy(adjective, careless, immoral, thoughtless)
3
irrational(adjective, weak, silly, uncertain, crazy)
3
slippery(adjective, weak, uncertain, sensitive, doubtful)
2
ambiguous(doubtful, vague, unsure, unbalanced)
2
bizarre(adjective, strange, fantastic, individual, irregular)
2
dizzy(unbalanced, unhinged)
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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>