defecation vs shiz

defecation

noun
  • The act or process of voiding feces from the bowels. 

  • Any of several processes for the removal of impurities, or for clarifying various materials. 

shiz

noun
  • shit; excrement 

  • something cool, e.g. 'That's the shiz' meaning 'That's awesome' or 'That's really cool'. 

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