kraal vs stockade

kraal

verb
  • To enclose (livestock) within a kraal or stockade. 

noun
  • An enclosure for livestock. 

  • In Central and Southern Africa, a small rural community. 

  • In Central and Southern Africa, a rural village of huts surrounded by a stockade. 

stockade

verb
  • To enclose in a stockade. 

noun
  • a military prison 

  • an enclosure protected by a wall of wooden posts 

How often have the words kraal and stockade occurred in a corpus of books? (source: Google Ngram Viewer )