analgesic vs eccoprotic

analgesic

adj
  • Acting to relieve pain; being an analgesic. 

  • Unable to feel pain. 

noun
  • Any medicine, such as aspirin, that reduces pain, especially without inducing a loss of other sensation. (Contrast anesthetic.) 

eccoprotic

adj
  • Having a mild laxative effect. 

noun
  • A mild laxative. 

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