feverous vs on fire

feverous

adj
  • having a tendency to produce fever 

  • affected with fever or ague 

  • having the nature of fever 

on fire

prep
  • Overwhelmed with emotion; beside oneself. 

  • Being burned by fire. 

  • Excited, enthusiastic or passionate. 

  • Doing very well; achieving good results at a rapid rate. 

  • Sexually aroused. 

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