piss vs shitting

piss

noun
  • The act of urinating. 

  • Urine. 

  • An intensifier. 

  • Alcoholic beverage, especially of inferior quality. 

intj
  • Expresses anger, disappointment or dissatisfaction. 

verb
  • To rain heavily. 

  • To discharge as or with the urine. 

  • To urinate. 

  • To achieve easily. 

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 piss and shitting occurred in a corpus of books? (source: Google Ngram Viewer )