demoniac vs demonly

demoniac

adj
  • Of or pertaining to demons; demonic. 

  • Possessed or controlled by a demon. 

noun
  • Someone who is possessed by a demon. 

demonly

adj
  • Of, relating to, or like a demon; demonic. 

adv
  • In a manner befitting or like a demon. 

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