orangery vs stockade

orangery

noun
  • A greenhouse in which orange trees are grown. 

  • A garden or plantation where orange trees are grown. 

stockade

noun
  • an enclosure protected by a wall of wooden posts 

  • a military prison 

verb
  • To enclose in a stockade. 

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