decrepit in WordNet English dictionary

1. worn and broken down by hard use
   "a creaky shack"; "a decrepit bus...its seats held together with friction tape"; "a flea-bitten sofa"; "a run-down neighborhood"; "a woebegone old shack"
   creaky  decrepit  derelict  flea-bitten  run-down  woebegone 
   
2. lacking bodily or muscular strength or vitality
   "a feeble old woman"; "her body looked sapless"
   decrepit  debile  feeble  infirm  rickety  sapless  weak  weakly