compunction vs pity

compunction

noun
  • A pricking of conscience or a feeling of regret, especially one which is slight or fleeting. 

pity

noun
  • A feeling of sympathy at the misfortune or suffering of someone or something. 

  • Something regrettable. 

verb
  • To make (someone) feel pity; to provoke the sympathy or compassion of. 

  • To feel pity for (someone or something). 

intj
  • Short form of what a pity. 

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