Synonyms for unstable

Other words for “unstable”, grouped by meaning.

We found 19 synonyms for “unstable”. The most common are coseismic, crank, explosive, rickety, rocky.

adjective lacking stability or fixity or firmness

Oppositesstable

adjective highly or violently reactive

adjective affording no ease or reassurance

Similaruneasy

adjective suffering from severe mental illness

Similarinsane

adjective disposed to psychological variability

adjective subject to change; variable

Synonymsfluid

Source: WordNet 3.1, Princeton University

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