confound vs violin

confound

verb
  • To stun or amaze. 

  • To combine in a confused fashion; to mingle so as to make the parts indistinguishable. 

  • To make something worse. 

  • To cause to be ashamed; to abash. 

  • To defeat, to frustrate, to thwart. 

  • To fail to see the difference; to mix up; to confuse right and wrong. 

  • To perplex or puzzle. 

noun
  • A confounding variable. 

violin

verb
  • To play on, or as if on, a violin. 

noun
  • Any instrument of the violin family, always inclusive of violins, violas, and cellos and sometimes further including the double bass. 

  • A small unfretted stringed instrument with four strings tuned (lowest to highest) G-D-A-E, usually held against the chin and played with a bow. 

  • The position of a violinist in an orchestra or group. 

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