carnal vs impure

carnal

adj
  • Relating to the physical and especially sexual appetites. 

  • Of or relating to the body or flesh. 

  • Worldly or earthly; temporal. 

impure

adj
  • Unchaste; obscene (not according to or not abiding by some system of sexual morality) 

  • Containing undesired intermixtures 

  • Unhallowed; defiled by something unholy, either physically by an objectionable substance, or morally by guilt or sin 

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