regret vs shame

regret

verb
  • To feel sorry about (any thing). 

  • To feel sorry about (a thing that has or has not happened), afterthink: to wish that a thing had not happened, that something else had happened instead. 

noun
  • Emotional pain on account of something done or experienced in the past, with a wish that it had been different; a looking back with dissatisfaction or with longing. 

  • The amount of avoidable loss that results from choosing the wrong action. 

shame

verb
  • To cause to feel shame. 

  • To cover with reproach or ignominy; to dishonor; to disgrace. 

  • To drive or compel by shame. 

noun
  • Something to regret. 

  • Reproach incurred or suffered; dishonour; ignominy; derision. 

  • The cause or reason of shame; that which brings reproach and ignominy. 

  • The capacity to be ashamed, inhibiting one from brazen behaviour; due regard for one's own moral conduct and how one is perceived by others; restraint, moderation, decency. 

  • That which is shameful and private, especially private parts. 

  • Uncomfortable or painful feeling due to recognition or consciousness of one's own impropriety or dishonor, or something being exposed that should have been kept private. 

intj
  • A cry of admonition for the subject of a speech, either to denounce the speaker or to agree with the speaker's denunciation of some person or matter; often used reduplicated, especially in political debates. 

  • Expressing sympathy. 

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