seraph vs wicked

seraph

noun
  • A six-winged angel; one of the highest choir or order of angels in Christian angelology, ranked above cherubim, and below God. They are the 5th-highest order of angels in Jewish angelology. A detailed description can be found at the beginning of Isaiah chapter 6. 

wicked

adv
  • Very, extremely. 

adj
  • Having a wick. 

  • Excellent; awesome; masterful. 

  • Infested with maggots. 

  • Evil or mischievous by nature. 

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