scraggy in WordNet English dictionary

1. being very thin
   "a child with skinny freckled legs"; "a long scrawny neck"
   scraggy  boney  scrawny  skinny  underweight  weedy 
   
2. having a sharply uneven surface or outline
   "the jagged outline of the crags"; "scraggy cliffs"
   jagged  jaggy  scraggy