pocketknife vs scythe

pocketknife

noun
  • A knife with blades or tools that the user can fold or retract into its handle, and of a size small enough for carrying safely and handily in a pocket, especially when suited to heavier duty uses or ad hoc applications outdoors or in workshops. 

scythe

noun
  • 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. 

  • The tenth Lenormand card. 

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

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. 

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