50 entries under doubtful topic. ×

25
erratic(adjective, cross, melancholy, miserable, unstable)
19
irregular(adjective, rough, strange, unstable, fantastic)
18
changeable(adjective, free, rough, cross, wild)
15
inconstant(adjective, free, wild, anxious, unstable)
14
variable(adjective, free, rough, wild, unstable)
13
unstable(adjective, careless, anxious, irregular)
10
uncertain(adjective, unstable, irregular, unsettled)
9
wavering(adjective, unstable, unsettled, vague)
6
irresolute(adjective, unstable, unsettled, hesitant)
6
unpredictable(adjective, careless, strange, unstable, unreasonable)
6
unreliable(adjective, unstable, irregular, unsettled)
6
unsettled(adjective, anxious, unstable, vague)
6
vacillating(adjective, unstable, unsettled, vague)
5
indecisive(adjective, unstable, unsettled, vague)
4
unfixed(unstable, unsettled, vague, hesitant)
3
shifty(adjective, weak, uncertain, sensitive)
3
vague(adjective, hesitant, changeable, unsure)
1
ambiguous(vague, uneven, unsure, unbalanced)
1
ambivalent(vague, hesitant, unpredictable, changeable)
1
conjectural(vague, hesitant, unpredictable, changeable)
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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>