caracole vs upsurge

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. 

upsurge

verb
  • to surge up, or to become stronger or greater 

noun
  • A sudden strong rise or flow. 

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