be tender vs heal

be tender

heal

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

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. 

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