degrade vs ennoble

degrade

verb
  • To reduce in altitude or magnitude, as hills and mountains; to wear down. 

  • To lower in value or social position. 

  • To reduce in quality or purity. 

ennoble

verb
  • To perform on a fabric the industrial processes of dry-cleaning, printing and embossing, and sizing and finishing. 

  • To bestow with nobility, honour or grace. 

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