Synonyms of impermanent

Adjective

1. impermanent (vs. permanent), temporary, acting(prenominal), ephemeral, passing, short-lived, transient, transitory, fugacious, episodic, evanescent, fly-by-night, improvised, jury-rigged, makeshift, interim, pro tem, pro tempore, shipboard, temporal, terminable, working(prenominal), unstable

usage: not permanent; not lasting; "politics is an impermanent factor of life"- James Thurber; "impermanent palm cottages"; "a temperary arrangement"; "temporary housing"

2. impermanent, finite (vs. infinite)

usage: existing or enduring for a limited time only

Definition and meaning of impermanent (Dictionary)