disdainful vs overweening

disdainful

adj
  • Showing contempt or scorn; having a pronounced lack of concern for others viewed as unworthy. 

overweening

adj
  • Unduly confident; arrogant 

  • Exaggerated, excessive. 

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