dignify vs weaken

dignify

verb
  • To give distinction to. 

  • To exalt in rank. 

  • To invest with dignity or honour. 

  • To treat as worthy or acceptable; to indulge or condone by acknowledging. 

weaken

verb
  • To make weaker or less strong. 

  • To become weaker or less strong. 

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