approbation vs debasement

approbation

noun
  • The act of approving; an assenting to the propriety of a thing with some degree of pleasure or satisfaction; approval, sanction, commendation or official recognition. 

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 approbation and debasement occurred in a corpus of books? (source: Google Ngram Viewer )