capricious

adj 1: changeable; "a capricious summer breeze"; "freakish weather"

[syn: {freakish}]

2: 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" [syn: {impulsive}, {whimsical}]