Chāng'e-a-ble, a.

a. 1. Capable of change; subject to alteration; fickle; inconstant; mutable; variable; as, a person of a changeable humor. 2. Appearing different, as in color, under difference of circumstances, as of light; as, changeable silk.

Synonyms—Mutable; variable; fickle; inconstant; unstable; unsteady; unsettled; versatile; wavering; erratic; giddy; volatile.