confound vs dismay

confound

verb
  • To defeat, to frustrate, to thwart. 

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

  • To stun or amaze. 

  • To make something worse. 

  • To cause to be ashamed; to abash. 

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

  • To perplex or puzzle. 

noun
  • A confounding variable. 

dismay

verb
  • To render lifeless; to subdue; to disquiet. 

  • To take dismay or fright; to be filled with dismay. 

  • To cause to feel apprehension; great sadness, or fear; to deprive of energy 

noun
  • A sudden or complete loss of courage and firmness in the face of trouble or danger; overwhelming and disabling terror; a sinking of the spirits 

  • Condition fitted to dismay; ruin. 

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