fervent vs rutilant

fervent

adj
  • Glowing, burning, very hot. 

  • Having or showing emotional warmth, fervor, or passion. 

  • Exhibiting particular enthusiasm, zeal, conviction, persistence, or belief. 

rutilant

adj
  • Shining or glowing with a red colour or light. 

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