80 entries under unpredictable topic. ×

25
erratic(adjective, cross, melancholy, miserable, unstable)
22
spasmodic(adjective, rough, loose, anxious, unstable)
21
capricious(adjective, free, cross, wild, melancholy)
19
irregular(adjective, rough, strange, unstable, fantastic)
18
changeable(adjective, free, rough, cross, wild)
18
fickle(adjective, free, cross, careless, cold)
15
inconstant(adjective, free, wild, anxious, unstable)
14
variable(adjective, free, rough, wild, unstable)
13
unstable(adjective, careless, anxious, irregular, doubtful)
13
unsteady(adjective, rough, anxious, unstable, irregular)
11
fluctuating(adjective, free, rough, wild, unstable)
10
uncertain(adjective, unstable, irregular, doubtful, unsettled)
10
whimsical(adjective, free, careless, wild, unstable)
9
volatile(adjective, weak, free, wild, uncertain)
9
wavering(adjective, unstable, doubtful, unsettled, vague)
7
shifting(adjective, strange, unstable, fantastic, irregular)
7
eccentric(adjective, irregular, unreliable, uneven)
6
mercurial(adjective, cross, careless, melancholy, uncertain)
6
unsettled(adjective, anxious, unstable, doubtful, vague)
6
vacillating(adjective, unstable, doubtful, unsettled, vague)
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APASmart Define. (2015). fitful thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/fitful/thesaurus/synonyms
ChicagoSmart Define. 2015. "fitful thesaurus" https://smartdefine.org/fitful/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, fitful thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/fitful/thesaurus/synonyms>.
MLASmart Define. "fitful thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/fitful/thesaurus/synonyms>