Fleeting

• POS: Adjective
• HYPHEN: fleet=ing

CIDE DICTIONARY

Fleeting, a. 

 Passing swiftly away; not durable; transient; transitory; as, the fleeting hours or moments.

Syn. -- Evanescent; ephemeral. See Transient.

OXFORD DICTIONARY

Fleeting, adj. transitory; brief.

Derivative

fleetingly adv.

Etymology

FLEET(5) + -ING(2)

THESAURUS

Fleeting

abrupt, blunt, brief, brittle, brusque, capricious, changeable, compendious, corruptible, crusty, curt, deciduous, disappearing, dissolving, dying, ephemeral, evanescent, evaporating, fading, fickle, flitting, fly-by-night, flying, fragile, frail, fugacious, fugitive, gruff, impermanent, impetuous, impulsive, inconstant, insubstantial, laconic, melting, momentary, mortal, mutable, nondurable, nonpermanent, passing, perishable, short, short and sweet, short-lived, snippety, snippy, succinct, temporal, temporary, terse, transient, transitive, transitory, undurable, unenduring, unstable, vanishing, volatile

ROGET THESAURUS

Fleeting

Transientness

N transience, transientness, evanescence, impermanence, fugacity, caducity, mortality, span, nine days' wonder, bubble, Mayfly, spurt, flash in the pan, temporary arrangement, interregnum, velocity, suddenness, changeableness, transient, transient boarder, transient guest, transient, transitory, transitive, passing, evanescent, fleeting, cursory, short-lived, ephemeral, flying, fugacious, fugitive, shifting, slippery, spasmodic, instantaneous, momentaneous, temporal, temporary, provisional, provisory, deciduous, perishable, mortal, precarious, unstable, insecure, impermanent, brief, quick, brisk, extemporaneous, summary, pressed for time, sudden, momentary, temporarily, pro tempore, for the moment, for a time, awhile, en passant, in transitu, in a short time, soon, briefly, at short notice, on the point of, on the eve of, in articulo, between cup and lip, one's days are numbered, the time is up, here today and gone tomorrow, non semper erit aestas, eheu! fugaces labuntur anni, sic transit gloria mundi, a schoolboy's tale, the wonder of the hour!, dum loquimur fugerit invidia aetas, fugit hora, all that is transitory is but an illusion.