prudent vs recommendable

prudent

adj
  • Practically wise, judicious, shrewd. 

  • Frugal, economical. 

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

recommendable

adj
  • Capable of being recommended. 

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