Synonyms of temporary

1 Syllable
short, temp, brief
2 Syllables
fill-in, tramper, standby, locum, transient, fleeting, short-haul, short-run, slapdash, flitting, supply, lamster, band-aid, make-do, shifting, stopgap, passing, acting, mortal
3 Syllables
overnight, unstable, makeshift, limited, changeling, pinch-hitter, interim, deciduous, supplanter, short-lived, fugacious, fly-by-night, vicarial, changeable, unfixed, summary
4 Syllables
tentative, evanescent, perishable, alternate, temporaries, volatile, trial-and-error, substituted, ephemeral, substitute, fugitive, succedaneum, momentary, transitory, substituting, impermanent, provisional, provisory, migrational, migratorial
5 Syllables
unsustainable, experimental, probationary, provisionary, substitutive, transmigratory