demulcent vs recuperative

demulcent

noun
  • A soothing medication used to relieve pain in inflamed tissues. 

adj
  • Soothing or softening. 

recuperative

noun
  • Any remedy that aids recuperation. 

adj
  • In the way of recuperation. 

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