apostatical vs infidel

apostatical

adj

  • Apostate. 

infidel

adj

  • Rejecting a specific religion. 

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

noun

  • One who does not believe in a certain religion. 

  • One with no religious beliefs. 

  • One who does not believe in a certain principle. 

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