take one's medicine vs worsen

take one's medicine

verb
  • To endure an unpleasant obligation, especially a punishment. 

  • Used other than figuratively or idiomatically: see take, medicine. 

worsen

verb
  • To make worse; to impair. 

  • To become worse; to get worse. 

How often have the words take one's medicine and worsen occurred in a corpus of books? (source: Google Ngram Viewer )