| noun | a worker (especially in an office) hired on a temporary basis |
| adjective | not permanent; not lasting; - James Thurber “politics is an impermanent factor of life” |
| adjective | lacking continuity or regularity “an irregular worker” |
| impermanency | noun | the property of not existing for indefinitely long durations |
| impermanence | noun | the property of not existing for indefinitely long durations |
| temporariness | noun | the property of lasting only a short time |