black pepper vs pimento

black pepper

noun
  • The dried, unripe berries (peppercorns) of the Piper nigrum plant which are commonly used as a spice and seasoning. They are either used whole, or in a ground or crushed form. 

  • The plant Piper nigrum. 

pimento

noun
  • A tropical berry used to make allspice. 

  • A red sweet pepper, a cultivar of Capsicum annuum, used to make relish, stuffed into olives, or used as spice. 

  • The tree on which it grows. 

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