scarification vs scotch

scarification

noun
  • The scratching, etching, burning / branding, or superficially cutting designs, pictures, or words into the skin as a permanent body modification. 

  • A medieval form of penance in which the skin was damaged with a knife or hot iron. 

  • The act of scarifying: raking the ground harshly to remove weeds, etc. 

  • A route of administration for some vaccinations and tests: rather than hypodermic injection, the site is inoculated intradermally not with any injection but rather only with small, shallow pricks or scratches; the needle is not hollow. 

scotch

noun
  • A surface cut or abrasion. 

  • A line drawn on the ground, as one used in playing hopscotch. 

  • Scotch tape 

  • A block for a wheel or other round object; a chock, wedge, prop, or other support, to prevent slipping. 

verb
  • To debunk or discredit an idea or rumor. 

  • To beat yarn in order to break up slugs and align the threads. 

  • To rape. 

  • To prevent (something) from being successful. 

  • To dress (stone) with a pick or pointed instrument. 

  • To block a wheel or other round object. 

  • To cut or score; to wound superficially. 

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