caracole vs quiver

caracole

verb
  • To execute a caracole. 

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

  • A spiral staircase. 

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

quiver

verb
  • To shake or move with slight and tremulous motion. 

noun
  • A multidigraph. 

  • A ready storage location for figurative tools or weapons. 

  • A container for arrows, crossbow bolts or darts, such as those fired from a bow, crossbow or blowgun. 

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