temporary

Adjective

• lacking continuity or regularity
  • an irregular worker
    
  • employed on a temporary basis
    

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

Noun

• a worker (especially in an office) hired on a temporary basis

Related words

• Synonyms: 
  irregular , impermanent , temp , temporary worker
• Antonyms: 
  permanent , lasting