Determined by chance, whim, or impulse, and not by necessity, reason, or principle, Based on or subject to individual judgment or preference, based on or subject to individual discretion or preference or sometimes impulse or caprice

The creative imagination; unrestrained fancy, A work of this genre, Fancy; imagination; especially, a whimsical or fanciful conception; a vagary of the imagination; whim; caprice; humor, verb_ indulge in fantasies, literary To fantasize (about), transitive verb_ obsolete To have a fancy for; to be pleased with; to like; to fancy, adjective_ Relating to or being a game in which participants act as owners of imaginary sports teams whose personnel consists of actual players selected from a professional sports league and team performance is determined by the combined statistics of the players

a sudden desire