response to the question, "Where do Vanished objects go?" from the doorknocker at Ravenclaw Tower. Expecto Patronum (Patronus Charm) Pronunciation: ex-PEK-toh pa-TROH-num Description: Conjures an incarnation of the caster's innermost positive feelings, such as joy, hope, or the desire to survive, known as a Patronus. A Patronus is conjured as a