hot pepper vs white pepper

hot pepper

noun
  • Any of various small peppers of highly notable pungency or heat. 

  • Any of the plants that bear such fruit, especially the species Capsicum annuum and Capsicum frutescens and their numerous subspecies, varieties, or cultivars. 

white pepper

noun
  • A spice consisting of the light-colored seed of the black pepper fruit without the dark-colored pulp and skin. Used as a spice in light colored foods such as cream sauces. 

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