feverishly vs furiously

feverishly

adv
  • With speed; rapidly. 

  • With excitement and determination. 

furiously

adv
  • Quickly; frantically; with great effort or speed. 

  • Intensely, as with embarrassment. 

  • In a furious manner; angrily. 

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