353 entries under adjective topic. ×

4
wild(noun, violent, careless, silly)
3
atypical
3
changing(upset, uncertain, anxious, worried)
3
conjectural(doubtful, vague, hesitant, changeable)
3
fanciful(careless, unstable, unreasonable, erratic)
3
fantastic(change, continue, unusual, strange)
3
freak
3
giddy(careless, immoral, thoughtless, uneven)
3
hairy(noun, risky, dangerous, unsafe)
3
haphazard(risky, erratic, dangerous, frivolous)
3
incidental
3
incongruous(strange, uncertain, irregular, odd)
3
irrational(weak, silly, uncertain, crazy)
3
protean(unstable, unsettled, unreliable, changeable)
3
slippery(weak, uncertain, sensitive, doubtful)
3
temporary
3
tottery
3
undecided(uncertain, doubtful, vague, hesitant)
3
undisciplined
3
unorthodox
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APASmart Define. (2015). unpredictable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/unpredictable/thesaurus/synonyms
ChicagoSmart Define. 2015. "unpredictable thesaurus" https://smartdefine.org/unpredictable/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, unpredictable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/unpredictable/thesaurus/synonyms>.
MLASmart Define. "unpredictable thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/unpredictable/thesaurus/synonyms>