seraph vs worthy

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. 

worthy

adj
  • Having worth, merit, or value. 

  • Deserving, or having sufficient worth. 

  • Admirable or honourable. 

  • Suited; suitable; befitting. 

verb
  • To render or treat as worthy; exalt; revere; honour; esteem; respect; value; reward; adore. 

noun
  • A distinguished or eminent person. 

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