kraal vs stockyard

kraal

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. 

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

stockyard

noun
  • An enclosed yard, with pens, sheds etc. or stables, where livestock is kept temporarily before being slaughtered, treated, sold, or shipped etc. 

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