Capricious 1
Definition: Governed or characterized by caprice; apt to change suddenly;
freakish; whimsical; changeable.
capricious 2
Definition: determined by chance or impulse or whim rather than by necessity or reason; "a capricious refusal"; "authoritarian rulers are frequently capricious"; "the victim of whimsical persecutions"
capricious 3
Definition: changeable; "a capricious summer breeze"; "freakish weather"