discouragement vs paraenesis

discouragement

noun
  • Anything that discourages. 

  • The act of discouraging. 

  • The loss of confidence or enthusiasm. 

paraenesis

noun
  • A warning of impending evil. 

  • Advice or exhortation, particularly of a moral or religious nature. 

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