venal vs virtuous

venal

adj
  • Capable of being bought (of a person); willing to take bribes. 

  • Of a position, privilege etc.: available for purchase rather than assigned on merit. 

  • Venous; pertaining to veins. 

  • Corrupt, mercenary. 

virtuous

adj
  • Full of virtue, having excellent moral character. 

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