grappa vs rakija

grappa

noun
  • An Italian grape-based spirit of between 80 and 100 proof, made from the distillation of pomace. 

  • A variety or serving of grappa. 

rakija

noun
  • A strong distilled alcoholic beverage made from various fruits, varieties of which (such as slivovitz) are found across the Balkans and the Mediterranean. 

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