chili vs red pepper

chili

noun
  • Powdered chili pepper, used as a spice or flavouring in cooking. 

  • Cincinnati chili. 

  • A spicy stew of chicken or paneer, capsicum and onion, eaten as an appetizer. 

  • A dish made with chili peppers and other ingredients, such as beans and beef. 

  • The pungent, spicy fresh or dried fruit of any of several cultivated varieties of capsicum peppers, used in cooking. 

red pepper

noun
  • Spicy pepper. 

  • A red-colored, ripe, bell or sweet pepper. Unripe peppers of this variety are green and edible but not as sweet. 

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