enchase vs engrave

enchase

verb
  • To cut or carve, as with a weapon. 

  • To decorate with jewels, or with inlaid ornament. 

  • To be a setting for. 

  • To set (a gemstone etc.) into. 

engrave

verb
  • To carve (something) into a material. 

  • To carve text or symbols into (something), usually for the purposes of identification or art. 

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