inscription vs notching

inscription

noun
  • Text carved on a wall or plaque, such as a memorial or gravestone. 

  • Words written in the front of a book as a dedication. 

  • The text on a coin. 

  • The act of inscribing. 

notching

noun
  • A notched mark or pattern. 

  • A method of joining framing-timbers, by halving, scarfing, or caulking. 

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