decode vs stencil

decode

noun
  • A product of decoding 

  • Output from a program or device used to interpret communication protocols 

verb
  • To figure out something difficult to interpret. 

  • To convert from an encrypted form to plain text. 

stencil

noun
  • A pattern produced using such a utensil. 

  • A two-ply master sheet for use with a mimeograph. 

  • A thin sheet, either perforated or using some other technique, with which a pattern may be produced upon a surface; a utensil that contains a perforated sheet. 

verb
  • To print with a stencil. 

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