chemist vs drugstore

chemist

noun
  • Synonym of pharmacy, especially as a standalone shop or general store. 

  • A person who specializes in the science of chemistry, especially at a professional level. 

  • Synonym of pharmacist. 

drugstore

noun
  • Synonym of pharmacy, especially a small standalone general store which includes a pharmacy. 

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