discordant vs hatstand

discordant

adj
  • Serodiscordant. 

  • Not in harmony or accord. 

  • Of opposite sign. 

  • Harsh or dissonant-sounding. 

  • Of a differing type of rock cutting across a formation. 

hatstand

adj
  • Crazy, insane. 

noun
  • A device used to store hats upon, consisting of a vertical pole with a sturdy base to prevent toppling, and an array of pegs to hold the hats. 

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