cheapening vs debasement

cheapening

noun
  • The process by which something is cheapened or made vulgar. 

debasement

noun
  • The act of debasing or the state of being debased; a lowering or degradation, especially in character or quality. 

  • The lowering of the value of a currency by reducing the amount of valuable metal in the coins. 

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