bicuspid vs canine tooth

bicuspid

noun
  • A tooth with two cusps; a premolar tooth. 

adj
  • Having two points or prominences; ending in two points; said of teeth, leaves, fruit, etc. 

canine tooth

noun
  • One of the pointed teeth behind the incisors and in front of the premolar teeth. 

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