120 entries under unreliable topic. ×

8
untrustworthy(adjective, weak, false, careless, loose)
7
indecisive(adjective, weak, delicate, uncertain, nervous)
7
neurotic(adjective, anxious, unpredictable, fearful)
7
tricky(adjective, understanding, keen, fine, difficult)
6
iffy(adjective, delicate, uncertain, nervous, irregular)
6
indefinite(adjective, loose, uncertain, doubtful, unsettled)
6
movable(adjective, weak, lively, active, doubtful)
6
spasmodic(adjective, anxious, irregular, unsettled, agitated)
6
wayward(adjective, careless, unreasonable, irregular)
5
desultory(adjective, irregular, restless, unpredictable, disturbed)
5
impulsive(adjective, careless, lively, active, unreasonable)
5
touchy(adjective, understanding, keen, fine, sensible)
4
agitated(adjective, upset, rough, violent, anxious)
4
eccentric(adjective, unusual, uncertain, irregular, unpredictable)
4
fly-by-night(adjective, careless, loose, foolish, uncertain)
4
scatterbrained(careless, stupid, immoral, thoughtless)
3
fluctuant(adjective, weak, uncertain, nervous, irregular)
3
frivolous(adjective, careless, stupid, changeable)
2
dicey(adjective, delicate, uncertain, irregular, doubtful)
2
effervescent(careless, lively, unreasonable, changeable)
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APASmart Define. (2016). unstable thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unstable/thesaurus/synonyms
ChicagoSmart Define. 2016. "unstable thesaurus" https://smartdefine.org/unstable/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, unstable thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unstable/thesaurus/synonyms>.
MLASmart Define. "unstable thesaurus" 26 February 2016. Web. 30 September 2026. <https://smartdefine.org/unstable/thesaurus/synonyms>