Synonyms for Temporary:
operating, alternate, surrogate, pro tem, performing, deputy, practicing, working, functioning, acting.
•lasting only a short while (adjective)
momentary, provisional, substitute, for the time being, passing, pro tem, stopgap, mortal, fleeting, brief, unfixed, pro tempore, evanescent, shifting, interim, makeshift, alternate, ad interim, changeable, transitory, summary, unstable, acting, overnight, ephemeral, impermanent, transient, volatile, perishable, fugacious, short-lived.
instantaneous, fading, transient, mutable, momentary, cursory, flickering, restless, evanescent, passing, mortal, temporal, brief, short-term, fleeting, impermanent, transitory, short-lived, Flitting, fickle, changeable, shifting, volatile, rootless, ephemeral.
n.auxiliary, creative, budding, designate, emeritus, blue-collar, casual. fleet, compatibility, continue, asynchronous, active, best-of-breed, clickable, bursty, backward-compatible, compatible, case-sensitive, time, Antivirus. floating, short-range, variable, provisional, inconstant. substitute, ad interim. •temporary (noun)
irregular, part-time, pro tempore, visiting, fly-by-night, episodic, terminable, interim, pro tem, impermanent, evanescent, working, fugacious, ephemeral, transient, guest, passing, makeshift, temporal, transitory, acting, improvised, short-lived, jury-rigged.
on the fly, on the wing, Unenduring, unstable, summary, overnight, for the time being, here today and gone tomorrow, on the go, unfixed, perishable, stopgap, provisional, substitute.