Furnunculus (Pimple Jinx) on May 24, 2019 Get link Facebook X Pinterest Email Other Apps Type: Jinx Pronunciation: fer-NUN-kyoo-luss Description: Covers the target in boils (or pimples). Seen/Mentioned: Used by Harry Potter on Gregory Goyle. Etymology: Latin furnunculus, meaning "petty thief", or English furuncle, a synonym for "boil"