fugacious adj : enduring a very short time; "the ephemeral joys of childhood"; "a passing fancy"; "youth's transient beauty"; "love is transitory but at is eternal"; "fugacious blossoms" [syn: ephemeral, passing, short-lived, transient, transitory]

brittle, capricious, changeable, corruptible, deciduous, dying, ephemeral, evanescent, fading, fickle, fleeting, flitting, fly-by-night, flying, fragile, frail, fugitive, impermanent, impetuous, impulsive, inconstant, insubstantial, momentary, mortal, mutable, nondurable, nonpermanent, passing, perishable, short-lived, temporal, temporary, transient, transitive, transitory, undurable, unenduring, unstable, volatile