poo vs shart

poo

verb
  • To defecate. 

  • To dirty something with feces. 

noun
  • Champagne. 

  • Cannabis resin. 

  • A poodle crossbreed. 

  • Feces. 

  • A piece of feces or an act of defecation. 

intj
  • Expressing annoyance, frustration, etc.: a minced oath for 'shit'. 

shart

verb
  • To unintentionally defecate due to relaxing the anus to flatulate. 

noun
  • An instance of sharting. 

  • The resulting excrement from sharting. 

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