green-eyed monster vs malignity

green-eyed monster

noun
  • Envy, jealousy, covetousness. 

malignity

noun
  • The quality of being malign or malignant; badness, evilness, monstrosity, depravity, maliciousness. 

  • A non-benign cancer; a malignancy. 

How often have the words green-eyed monster and malignity occurred in a corpus of books? (source: Google Ngram Viewer )