badly vs vilely

badly

adv
  • In a bad manner. 

  • Very much; to a great degree. 

adj
  • Ill, unwell. 

vilely

adv
  • In a vile manner, evilly, despicably. 

  • Terribly, awfully. 

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