supercedure
n.— «When the virgin queen is of age, “They bring it to the old queen,” says Morrison. From there, it’s a battle to the death. Typically, “The younger and more vigorous queen will sting the older queen, and that’s it,” he explains. The process is called supercedure.» —“Home Sweet Home—Apiary Landlords Trade Hives for Honey, Pollination” by Kristine Kisky Columbian (Vancouver, Washington) July 20, 2006. (source: Double-Tongued Dictionary)