caracole vs corroboree

caracole

noun
  • A half-turn performed by a horse and rider in dressage. 

  • A combat maneuver where riders of the same squadron turn simultaneously to their left or to their right. 

  • A spiral staircase. 

verb
  • To execute a caracole. 

corroboree

noun
  • A nocturnal dance held by Australian Aborigines, for social, celebratory or warlike purposes. 

  • A song or chant made for such a festivity. 

  • Any noisy, late-night gathering or disturbance. 

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