shart vs yuck

shart

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

noun
  • An instance of sharting. 

  • The resulting excrement from sharting. 

yuck

verb
  • To vomit or gag; 

  • To say "yuck"; to express disgust. 

  • fuck. 

  • To laugh or joke. 

  • To yank or grab. 

noun
  • The sound made by a whole-hearted laugh. 

  • Something disgusting. 

intj
  • Uttered to indicate disgust usually toward an objectionable taste or odour. 

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