jasper vs wear down

jasper

verb
  • To decorate with, or as if with, jasper. 

noun
  • A person, a guy, especially seen as naïve or simple. 

  • Jasperware pottery. 

  • An opaque, impure variety of quartz, of red, yellow, and other dull colors, breaking conchoidally with a smooth surface. 

  • A wasp. 

wear down

verb
  • Used other than figuratively or idiomatically: see wear, down. 

  • To cause (someone) physical or mental fatigue. 

  • To eventually persuade or defeat (someone) through persistent effort. 

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