#111. [Short duration.] Transientness. —­ N. transience, transientness
&c. adj[obs3].; evanescence, impermanence, fugacity[Chem], caducity[obs3], mortality, span; nine days’ wonder, bubble, Mayfly; spurt; flash in the pan; temporary arrangement, interregnum.
     velocity &c. 274; suddenness &c. 113; changeableness &c. 149.
     transient, transient boarder, transient guest [U.S.]. 
     V. be transient &c. adj.; flit, pass away, fly, gallop, vanish, fade,
evaporate; pass away like a cloud, pass away like a summer cloud, pass away like a shadow, pass away like a dream. 
     Adj. transient, transitory, transitive; passing, evanescent, fleeting,
cursory, short-lived, ephemeral; flying &c. v.; fugacious, fugitive; shifting, slippery; spasmodic; instantaneous, momentaneous[obs3].
     temporal, temporary; provisional, provisory; deciduous; perishable,
mortal, precarious, unstable, insecure; impermanent.
     brief, quick, brisk, extemporaneous, summary; pressed for time &c.
(haste) 684; sudden, momentary &c. (instantaneous) 113. 
     Adv. temporarily &c. adj.; pro tempore[Lat]; for the moment, for a
time; awhile, en passant[Fr], in transitu[Lat]; in a short time; soon &c. (early) 132; briefly &c. adj.; at short notice; on the point of, on the eve of; in articulo; between cup and lip. 
     Phr. one’s days are numbered; the time is up; here today and gone
tomorrow; non semper erit aestas[Lat][obs3]; eheu! fugaces labuntur anni[Lat]; sic transit gloria mundi[Lat]; a schoolboy’s tale, the wonder of the hour! [Byron]; dum loquimur fugerit invidia aetas[Lat][obs3]; fugit hora[Lat]; all that is transitory is but an illusion [Goethe].

<—­ p. 33 —­>

     #112. [Endless duration.] Perpetuity. —­ N. perpetuity, eternity,
everness[obs3], aye, sempiternity[obs3], immortality, athanasia[obs3]; interminability[obs3], agelessness[obs3], everlastingness &c. adj.; perpetuation; continued existence, uninterrupted existence; perennity[obs3]; permanence (durability) 110. 
     V. last forever, endure forever, go on forever; have no end.
     eternize, perpetuate. 
     Adj. perpetual, eternal; everduring[obs3], everlasting, ever-living,
ever-flowing; continual, sempiternal[obs3]; coeternal; endless, unending; ceaseless, incessant, uninterrupted, indesinent[obs3], unceasing; endless, unending, interminable, having no end; unfading[obs3], evergreen, amaranthine; neverending[obs3], never-dying, never-fading; deathless, immortal, undying, imperishable. 
     Adv. perpetually &c. adj.; always, ever, evermore, aye; for ever, for
aye, till the end of the universe, forevermore, forever and a day, for ever and ever; in all ages, from age to age; without end; world without end, time without end; in secula seculorum[Lat]; to the end of time, to the crack of doom, to the “last syllable of recorded time” [Macbeth]; till doomsday; constantly &c. (very frequently) 136. 
     Phr. esto perpetuum[Lat]; labitur et labetur in omne volubilis oevum
[Lat][Horace]; “but thou shall flourish in immortal youth” [Addison]; “Eternity! thou pleasing, dreadful thought” [Addison]; “her immortal part with angels lives” [Romeo & Juliet]; ohne Rast [Ger][Goethe’s motto]; ora e sempre[It].