hideous vs pathogenic

hideous

adj
  • Having a very unpleasant or frightening sound 

  • Morally offensive; shocking; detestable. 

  • Hateful; shocking. 

  • Extremely or shockingly ugly. 

pathogenic

adj
  • Consisting of harsh, percussive, nonverbal sounds. 

  • Able to cause (harmful) disease. 

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