borscht vs harissa

borscht

noun
  • Any similar sour soup made of other ingredients such as sorrel, cabbage, hogweed 

  • A beetroot soup that can be served hot or cold, usually with sour cream. 

harissa

noun
  • A traditional Armenian dish; a kind of homogeneous porridge made of previously stewed and boned chicken and coarsely ground soaked wheat. 

  • A North African spice mix, containing chillis, garlic and salt, used as both a condiment and an ingredient. 

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