caries vs dent

caries

noun
  • The progressive destruction of bone or tooth by decay 

dent

noun
  • A tooth, as of a card, a gear wheel, etc. 

  • A type of maize/corn with a relatively soft outer hull, and a soft type of starch that shrinks at maturity to leave an indentation in the surface of the kernel. 

  • A sudden negative change, such as loss, damage, weakening, consumption or diminution, especially one produced by an external force, event or action 

  • A slot or a wire in a reed 

  • A minor impact or effect made upon something. 

  • A shallow deformation in the surface of an object, produced by an impact. 

verb
  • To impact something, producing a dent. 

  • To develop a dent or dents. 

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