Synonyms of unstable


1. unstable (vs. stable), coseismic, coseismal, crank, cranky, tender, tippy, explosive, volatile, rickety, shaky, wobbly, wonky, rocky, seismic, seismal, tipsy, top-heavy, tottering, volcanic, impermanent#1, temporary, inconstant, unsteady

usage: lacking stability or fixity or firmness; "unstable political conditions"; "the tower proved to be unstable in the high wind"; "an unstable world economy"

2. unstable, reactive (vs. unreactive)

usage: highly or violently reactive; "sensitive and highly unstable compounds"

3. precarious, unstable, uneasy (vs. easy)

usage: affording no ease or reassurance; "a precarious truce"

4. mentally ill, unsound, unstable, insane (vs. sane)

usage: suffering from severe mental illness; "of unsound mind"

5. unstable, irresolute (vs. resolute)

usage: disposed to psychological variability; "his rather unstable religious convictions"

6. fluid, unstable, changeable (vs. unchangeable), changeful

usage: subject to change; variable; "a fluid situation fraught with uncertainty"; "everything was unstable following the coup"

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Definition and meaning of unstable (Dictionary)