conscience vs morality

conscience

noun
  • The moral sense of right and wrong, chiefly as it affects a person’s own behaviour and forms their attitude to their past actions. 

  • A personification of the moral sense of right and wrong, usually in the form of a person, a being or merely a voice that gives moral lessons and advices. 

morality

noun
  • Moral philosophy, the branch of philosophy which studies the grounds and nature of rightness, wrongness, good, and evil. 

  • A set of personal guiding principles for conduct or a general notion of how to behave, whether respectable or not. 

  • A set of social rules, customs, traditions, beliefs, or practices which specify proper, acceptable forms of conduct. 

  • A particular theory concerning the grounds and nature of rightness, wrongness, good, and evil. 

  • A morality play. 

  • Recognition of the distinction between good and evil or between right and wrong; respect for and obedience to the rules of right conduct; the mental disposition or characteristic of behaving in a manner intended to produce morally good results. 

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