heal vs infect

heal

verb
  • To make better from a disease, wound, etc.; to revive or cure. 

  • To become better or healthy again. 

  • To reconcile, as a breach or difference; to make whole; to free from guilt. 

noun
  • A spell or ability that restores hit points or removes a status ailment. 

infect

verb
  • To make somebody enthusiastic about one's own passion, or to communicate a feeling to others, or a feeling communicating itself to others. 

  • To bring (the body or part of it) into contact with a substance that causes illness (a pathogen), so that the pathogen begins to act on the body; (of a pathogen) to come into contact with (a body or body part) and begin to act on it. 

  • To contaminate (an object or substance) with a pathogen. 

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