bubo

noun

Etymology: Late Middle English, from Medieval Latin būbō, from Ancient Greek βουβών (boubṓn, “groin, swelling”).

1. An inflamed swelling of a lymph node, especially in the armpit or groin, due to an infection such as bubonic plague, gonorrhea, tuberculosis, or syphilis.

   “If a Bubo or Carbuncle appear, set on Leeches not far from it, if it be in an ignoble part; ...”