arterial vs prosperous

arterial

adj

  • Major, important. 

  • Of or relating to an artery. 

noun

  • A through road. 

prosperous

adj

  • Favorable. 

  • Characterized by success. 

  • Well off; affluent. 

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