brave vs undergo

brave

verb
  • To encounter with courage and fortitude, to defy, to provoke. 

  • After braving tricks on the high-dive, he braved a jump off the first diving platform. 

adj
  • Strong in the face of fear; courageous. 

  • Making a fine show or display. 

  • Foolish or unwise. 

undergo

verb
  • To suffer or endure; bear with. 

  • To experience; to pass through a phase. 

  • The project is undergoing great changes. 

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