97 entries under unpredictable topic. ×

2
delusive(adjective, fickle, variable, undependable)
2
fallible(adjective, unreliable, fickle, variable)
2
hallucinatory(adjective, fickle, variable, undependable)
2
inconstant(adjective, weak, false, loose, uncertain)
2
mercurial(irregular, unreliable, uneven, unbalanced)
2
underhanded(adjective, dishonest, fickle, suspicious)
2
unfaithful(adjective, false, dishonest, deceitful)
2
untrue(adjective, false, dishonest, deceitful)
1
anomalous(unusual, strange, irregular, unreliable)
1
fitful(irregular, doubtful, vague, unreliable)
1
fluctuant(adjective, unusual, uncertain, nervous, unstable)
1
idiosyncratic(unusual, strange, irregular, unreliable)
1
inaccurate(adjective, rough, false, vague)
1
inconsistent(loose, irregular, unreliable, uneven)
1
loose(adjective, rough, vague, unreliable)
1
unnatural(unusual, strange, fantastic, irregular)
1
unusual(strange, irregular, odd, unreliable)
1
variable(adjective, weak, loose, uncertain, unstable)
1
volatile(irregular, unreliable, uneven, unbalanced)
0
aberrant(irregular, unreliable)
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APASmart Define. (2016). dubious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/dubious/thesaurus/synonyms
ChicagoSmart Define. 2016. "dubious thesaurus" https://smartdefine.org/dubious/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, dubious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/dubious/thesaurus/synonyms>.
MLASmart Define. "dubious thesaurus" 4 March 2016. Web. 24 September 2026. <https://smartdefine.org/dubious/thesaurus/synonyms>