specimen vs stencil

specimen

noun
  • A sample, especially one used for diagnostic analysis. 

  • An eligible man. 

  • An individual instance that represents a class; an example. 

  • A banknote printed for distribution to central banks to aid in the recognition of banknotes from a country other than their own 

  • A postage stamp sent to postmasters and postal administrations so that they are able to identify valid stamps and to avoid forgeries 

stencil

noun
  • 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. 

  • A pattern produced using such a utensil. 

verb
  • To print with a stencil. 

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