arak vs rakija

arak

noun
  • A clear, unsweetened aniseed-flavoured alcoholic drink, produced and consumed primarily in the Middle East. 

  • A toothbrush tree (Salvadora persica). 

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 arak and rakija occurred in a corpus of books? (source: Google Ngram Viewer )