(of an organ or body part) diminished in size or strength as a result of disease or injury or lack of use
Partial paralysis resulted in an atrophied left arm.
source: WordNet 3.0
adjective satellite
serving no useful purpose; having no excuse for being
Otiose lines in a play. Advice is wasted words. A pointless remark. A life essentially purposeless. Senseless violence.
source: WordNet 3.0
not used to good advantage
Squandered money cannot be replaced. A wasted effort.
source: WordNet 3.0
very thin especially from disease or hunger or cold
Emaciated bony hands. A nightmare population of gaunt men and skeletal boys. Eyes were haggard and cavernous. Small pinched faces. Kept life in his wasted frame only by grim concentration.