filth vs morality

filth

noun
  • Smut; that which sullies or defiles the moral character; corruption; pollution. 

  • The police. 

  • Dirt; foul matter; that which soils or defiles. 

  • A vile or disgusting person. 

morality

noun
  • 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. 

  • Moral philosophy, the branch of philosophy which studies 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 filth and morality occurred in a corpus of books? (source: Google Ngram Viewer )