enchase vs scythe

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. 

scythe

verb
  • To attack or injure as if cutting. 

  • To use a scythe. 

  • To cut with a scythe. 

  • To cut off as with a scythe; to mow. 

noun
  • The tenth Lenormand card. 

  • A scythe-shaped blade attached to ancient war chariots. 

  • An instrument for mowing grass, grain, etc. by hand, composed of a long, curving blade with a sharp concave edge, fastened to a long handle called a snath. 

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