adjective
1.
Synonyms: movable , mobile, moving, unstable, unsteadfast
2.
Synonyms: changeable 1, changeful, fluid, mobile, mutable, protean, unsettled, unstable, variable, weathery
Antonyms: steady
3.
Synonyms: mutable 2, changeable, inconstant, shifty, slippery, uncertain, unstable, variable
Antonyms: steady