Peppercorn
Peppercorn Close in Thornton Heath is the only instance of this spice on London’s street signs, however, there are three streets named Pepper.
Peppercorns
Peppercorns and the ground pepper derived from them may be described simply as pepper, or more precisely as black pepper. Ground, dried, and cooked peppercorns have been used since antiquity, both for flavour and as a traditional medicine. Black pepper is one of the most commonly traded spices in the world.