antianxiety vs anxiolytic

antianxiety

noun
  • A medication that combats or reduces anxiety. 

adj
  • Acting to combat or reduce anxiety. 

anxiolytic

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

adj
  • That reduces anxiety; tranquilizing 

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