anesthetic vs antibiotic

anesthetic

adj
  • Causing anesthesia; reducing pain sensitivity. 

  • Insensate: unable to feel, or unconscious. 

noun
  • A substance administered to reduce the perception of pain or to induce numbness for surgery and may render the recipient unconscious. 

antibiotic

adj
  • Of or relating to antibiotics. 

noun
  • Any substance that can destroy or inhibit the growth of bacteria and similar microorganisms, generally transported by the lymphatic system. 

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