pathogenic vs unhealthy

pathogenic

adj
  • Able to cause (harmful) disease. 

  • Consisting of harsh, percussive, nonverbal sounds. 

unhealthy

adj
  • characterized by, or conducive to poor health 

  • characterized by disturbed mental health 

  • tending to corrupt 

  • sick or ill 

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