cadaverous in WordNet English dictionary

1. 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"
   bony  cadaverous  emaciated  gaunt  haggard  pinched  skeletal  wasted 
   
2. of or relating to a cadaver or corpse
   "we had long anticipated his cadaverous end"
   cadaverous  cadaveric