unwieldy

Adjective

• lacking grace in movement or posture
  • a gawky lad with long ungainly legs
    
  • clumsy fingers
    
  • what an ungainly creature a giraffe is
    
  • heaved his unwieldy figure out of his chair
    

• difficult to work or manipulate
  • unwieldy rules and regulations
    

• difficult to use or handle or manage because of size or weight or shape
  • we set about towing the unwieldy structure into the shelter
    
  • almost dropped the unwieldy parcel
    

Related words

• Synonyms: 
  gawky , clumsy , clunky , ungainly , unmanageable