drugstore vs pharmacist

drugstore

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

pharmacist

noun
  • One who studies pharmacy. 

  • A health professional who controls, formulates, preserves, and dispenses medications and provides medical advice and counseling on how medicines should be used in order to achieve maximum benefit, and minimal side effects in order to avoid drug interactions. 

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