evil vs unfavourable

evil

adj
  • Undesirable; harmful; bad practice. 

  • Unpleasant, foul (of odour, taste, mood, weather, etc.). 

  • Intending to harm; malevolent. 

  • Morally corrupt. 

  • Producing or threatening sorrow, distress, injury, or calamity; unpropitious; calamitous. 

noun
  • Something which impairs the happiness of a being or deprives a being of any good; something which causes suffering of any kind to sentient beings; harm; injury; mischief. 

  • Moral badness; wickedness; malevolence; the forces or behaviors that are the opposite or enemy of good. 

unfavourable

adj
  • Serving to hinder or oppose; adverse, disadvantageous, inconducive, unsuitable. 

  • Of wind or weather: causing delay or obstacles; not conducive to travel or work; inclement. 

  • Of a belief, state of mind, etc.: not favourable; disapproving. 

  • Not auspicious; ill-boding. 

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