chowder vs harissa

chowder

noun
  • A thick, creamy soup or stew. 

  • A stew, particularly fish or seafood, not necessarily thickened. 

verb
  • To make (seafood, etc.) into chowder. 

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 chowder and harissa occurred in a corpus of books? (source: Google Ngram Viewer )