anodyne vs anxiolytic

anodyne

noun
  • Any medicine or other agent that relieves pain. 

  • A source of relaxation or comfort. 

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

  • Soothing or relaxing. 

  • Capable of soothing or eliminating pain. 

anxiolytic

noun
  • A drug prescribed for the treatment of symptoms of anxiety. 

adj
  • That reduces anxiety; tranquilizing 

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