curvet vs spring around

curvet

noun
  • A prank; a frolic. 

  • A particular leap in which a horse raises both forelegs at once, equally advanced, and, as the forelegs are falling, raises the hind legs, so that all the legs are in the air at once. 

verb
  • (of a person) To prance; to caper, frolic. 

  • To fly or swim with darting movements. 

  • Of a horse or, by extension, another animal: to leap about, to frolic. 

  • (of an object) To jump, skip, shake. 

  • To cause to leap about, dart or jump. 

spring around

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