ethicize vs harangue

ethicize

verb
  • To make ethical. 

harangue

verb
  • To give a forceful and lengthy lecture or criticism to someone. 

noun
  • An impassioned, disputatious public speech. 

  • A tirade, harsh scolding or rant, whether spoken or written. 

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