cordial vs refresher

cordial

noun
  • Anything that revives or comforts, a stimulant. 

  • A liqueur prepared using the infusion process. 

  • A pleasant-tasting medicine. 

  • A candy (or bonbon) usually made of milk chocolate, filled with small fruits (often maraschino cherries) and syrup or fondant. 

  • A concentrated non-carbonated soft drink which is diluted with water before drinking. 

  • An individual serving of such a diluted drink. 

adj
  • Tending to revive, cheer, or invigorate; giving strength or spirits. 

  • Radiating warmth and friendliness; genial. 

  • Hearty; sincere; warm; affectionate. 

refresher

noun
  • Something that refreshes. 

  • An equity grant given by a company to an existing employee, as opposed to an initial grant given to new employees. 

  • A review to refresh or renew knowledge. 

  • A fee paid to counsel to continue with a case, especially one that was adjourned. 

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