corral vs exedra

corral

noun
  • An enclosure or area to concentrate a dispersed group. 

  • An enclosure for livestock, especially a circular one. 

  • A circle of wagons, either for the purpose of trapping livestock, or for defense. 

verb
  • To make a circle of vehicles, as of wagons so as to form a corral. 

  • To capture or round up. 

  • To place inside of a corral. 

exedra

noun
  • A semicircular recess, with stone benches, used as a place for discussion. 

  • A curved bench with a high back. 

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