gallantry vs rudeness

gallantry

noun
  • an instance of gallant behaviour or speech 

  • chivalrous courtliness, especially towards women 

  • courage 

rudeness

noun
  • The property of being rude. 

  • A rude remark or behaviour. 

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