A complex conjuration that chases away soul-sucking Dementors is the world's favorite Harry Potter spell.
"Expecto Patronum" topped a list of magical incantations that author J.K. Rowling's fictional boy wizard and his friends performed.
The hex, which Professor Remus Lupin said in the books even "qualified wizards have difficulty with," was followed by the object-calling "Accio" and the item-levitating "Wingardium Leviosa" as fans' most favored.
Bloomsbury Children's Books ran the poll as part of its "Harry Potter Book Night: A Night of Spells" on Thursday.
Here are the top 10 spells:
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