Synonyms|1.1kAntonyms|423|Broader|11Narrower|16Related|2.8k

82 entries under unstable topic. ×

6
undependable(adjective, uncertain, feeble, unsettled)
5
psychotic(crazy, mad, disturbed, hysterical)
5
rocky(adjective, weak, delicate, uncertain, sensitive)
5
touched(adjective, simple, foolish, corrupt, disgusting)
4
batty(adjective, wrong, slang, silly, foolish)
4
non compos mentis(expression, adjective, idiom, law, foolish)
4
nutty(adjective, wrong, slang, silly, foolish)
4
tottery(adjective, weak, unsettled, shaky)
3
hairy(adjective, delicate, uncertain, sensitive)
3
not all there(expression, adjective, idiom, crazy)
2
capricious(adjective, careless, loose, uncertain)
2
erratic(adjective, bad, false, loose)
2
immature(foolish, deficient, incomplete, inexact)
2
jerry-built(adjective, weak, unsettled, shaky)
2
loose(adjective, weak, careless, unpredictable)
2
unfirm(weak, unsettled, unsteady, trembling)
2
unsettled(weak, crazy, insane, irrational)
2
unsure(adjective, weak, loose, uncertain)
2
variable(adjective, careless, loose, shaky)
2
wavering(adjective, weak, delicate, uncertain)
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ChicagoSmart Define. 2015. "unsound thesaurus" https://smartdefine.org/unsound/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unsound thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unsound/thesaurus/synonyms>.
MLASmart Define. "unsound thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/unsound/thesaurus/synonyms>