crimson vs tooth enamel

crimson

noun
  • A deep, slightly bluish red. 

verb
  • To dye with crimson or deep red; to redden. 

  • To become crimson or deep red; to blush. 

adj
  • Having a deep red colour. 

  • Immodest. 

tooth enamel

noun
  • The hard, mineralised substance that makes up the visible part of teeth. 

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