poop vs shitting

poop

noun
  • Fecal matter; feces. 

  • The stern of a ship. 

  • A stupid or ineffectual person. 

  • The poop deck. 

  • The sound of a steam engine's whistle, typically low-pitched. 

  • A set of data or general information, written or spoken, usually concerning machinery or a process. 

verb
  • To break seawater with the poop of a vessel, especially the poop deck. 

  • To embark a ship over the stern. 

  • To defecate. 

  • To tire, exhaust. Often used with out. 

intj
  • Expressing annoyed disappointment. 

shitting

noun
  • The act of defecating. 

adj
  • An intensifier, often applying more to the whole utterance than to the specific word it modifies; same as fucking. 

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