cognac vs liquor

cognac

noun
  • A brandy distilled from white wine in the region around Cognac in France. 

liquor

noun
  • Strong alcoholic drink derived from fermentation and distillation; more broadly, any alcoholic drink. 

  • In process industry, a liquid in which a desired reaction takes place, e.g. pulping liquor is a mixture of chemicals and water which breaks wood into its components, thus facilitating the extraction of cellulose. 

  • A parsley sauce commonly served with traditional pies and mash. 

  • A liquid obtained by cooking meat or vegetables (or both). 

  • A liquid in which something has been steeped. 

verb
  • To cause someone to drink liquor, usually to excess. 

  • To drink liquor, usually to excess. 

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