agog vs zealous

agog

adj
  • In eager desire, eager, astir. 

  • Wide open. 

adv
  • In a state of high anticipation, excitement, or interest. 

zealous

adj
  • Full of zeal; ardent, fervent; exhibiting enthusiasm or strong passion. 

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