ennoble vs ethicize

ennoble

verb
  • To bestow with nobility, honour or grace. 

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

ethicize

verb
  • To make ethical. 

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