filthily vs loathly

filthily

adv

  • in a filthy manner 

loathly

adv

  • In a loathsome manner; disgustingly. 

  • Unwillingly; reluctantly. 

adj

  • Loathsome; hideous. 

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