infidel vs polytheistic

infidel

adj
  • Of, characteristic of, or relating to unbelievers or unbelief. 

  • Rejecting a specific religion. 

noun
  • One who does not believe in a certain religion. 

  • One with no religious beliefs. 

  • One who does not believe in a certain principle. 

polytheistic

adj
  • Of or relating to polytheism, 

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