diarrhea vs shit

diarrhea

noun
  • The watery or very soft excrement that comes from such bowel movements. 

  • A gastrointestinal disorder characterized by frequent and very soft or watery bowel movements. 

shit

noun
  • Solid excretory product evacuated from the bowels; feces. 

  • Stuff, things. 

  • The act of shitting. 

  • A problem or difficult situation. 

  • Rubbish; worthless matter. 

  • Anything exceptional or remarkable. 

  • (in negations) Anything. 

  • Nonsense; bullshit. 

  • The smallest amount of concern or consideration. 

  • A strong rebuke. 

  • Any recreational drug (e.g. cannabis, heroin, etc.). 

  • A nasty, despicable person, used particularly of men. 

  • (the shit) The best of its kind. 

verb
  • To defecate. 

  • To excrete (something) through the anus. 

  • To fool or try to fool someone; to be deceitful. 

  • To annoy. 

adj
  • Of poor quality; worthless. 

  • Nasty; despicable. 

intj
  • Used for mere emphasis; heck, hey. 

  • Used to show displeasure or surprise. 

  • Expression of worry, failure, shock, etc., often at something seen for the first time or remembered immediately before using this term. 

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