boo-boo vs shart

boo-boo

verb
  • To defecate. 

  • To make a mistake. 

noun
  • Feces. 

  • A minor injury, such as a cut or a bruise. 

  • A mistake or error. 

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 boo-boo and shart occurred in a corpus of books? (source: Google Ngram Viewer )