prudent vs vulpinary

prudent

adj
  • Practically wise, judicious, shrewd. 

  • Frugal, economical. 

  • Sagacious in adapting means to ends; circumspect in action, or in determining any line of conduct. 

vulpinary

adj
  • Crafty, sly, shrewd. 

  • Not spiritual or religious; common. 

  • Relating to a fox. 

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