anodyne vs rehabilitative

anodyne

adj
  • Capable of soothing or eliminating pain. 

  • Noncontentious, blandly agreeable, unlikely to cause offence or debate. 

  • Soothing or relaxing. 

noun
  • A source of relaxation or comfort. 

  • Any medicine or other agent that relieves pain. 

rehabilitative

adj
  • For the purpose of rehabilitation. 

  • Tending to rehabilitate. 

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