80 entries under unpredictable topic. ×

1
unforeseeable(doubtful, vague, hesitant, changeable)
1
unreasonable(careless, unstable, changeable, variable)
1
unresolved(doubtful, vague, hesitant, changeable)
1
yo-yo(adjective, careless, unstable, unreasonable, impulsive)
0
abnormal(irregular, unreliable)
0
anomalous(irregular, unreliable)
0
dicey(irregular, unreliable)
0
fluctuant(irregular, unreliable)
0
idiosyncratic(irregular, unreliable)
0
meandering(irregular, unreliable)
0
oddball(irregular, unreliable)
0
on thin ice(expression, doubtful, vague, changeable)
0
peculiar(irregular, unreliable)
0
planetary(irregular, unreliable)
0
strange(irregular, odd, unreliable, incompatible)
0
stray(irregular, unreliable, rare, uncommon)
0
unnatural(irregular, unreliable)
0
unpredictable wandering(expression, irregular, unreliable)
0
unusual(irregular, unreliable, rare, uncommon)
0
weird(irregular, unreliable)
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APASmart Define. (2015). fitful thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/fitful/thesaurus/synonyms
ChicagoSmart Define. 2015. "fitful thesaurus" https://smartdefine.org/fitful/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, fitful thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/fitful/thesaurus/synonyms>.
MLASmart Define. "fitful thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/fitful/thesaurus/synonyms>