idolatrous vs polytheistic

idolatrous

adj
  • Of or pertaining to idolatry. 

  • Partaking in idolatry; worshipping idols or false gods. 

  • Used in or designed for idolatry; devoted to idols or idol-worship. 

  • Engaging in excessive attachment or reverence; inordinately or profanely devoted. 

polytheistic

adj
  • Of or relating to polytheism, 

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