adjective
1.
Synonyms: movable , mobile, moving, unsteadfast, unsteady
Antonyms: stable
2.
difficult to manage because of lack of physical steadiness
the canoe is an inherently unstable craft
Synonyms: rocky, ticklish, tricky
Related Word: insecure, uncertain, unsteady
Contrasted words: secure, steady
Antonyms: stable
3.
Synonyms: weak 2, dickey, fluctuant, insecure, rootless, shaky, unsure, vacillating, wavering, wobbly
Antonyms: stable
4.
Synonyms: inconstant 1, capricious, changeable, fickle, lubricious, mercurial, temperamental, ticklish, variable, volatile
Related Word: buoyant, effervescent, elastic, resilient; freakish
Antonyms: stable
5.
Synonyms: changeable 1, changeful, fluid, mobile, mutable, protean, unsettled, unsteady, variable, weathery
Antonyms: stable
6.
Synonyms: mutable 2, changeable, inconstant, shifty, slippery, uncertain, unsteady, variable
Antonyms: stable
7.
Synonyms: doubtful 1, ambiguous, borderline, dubious, precarious, shaky, suspect, uncertain, unsettled, unsure