cachexia
Concise Oxford English Dictionary © 2008 Oxford University Press:
cachexia /kəˈkɛksɪə/
▶noun Medicine weakness and wasting of the body due to severe chronic illness.
– origin C16: via late L. from Gk kakhexia, from kakos ‘bad’ + hexis ‘habit’.
'cachexia' also found in these Oxford entries:

