Stunning Spell

A commonly-used spell which hurls a bolt of red light, rendering the target of the spell unconscious.

Alternate names “Stunner” “Stunning Spell” “Stupefying Charm”

The reverse of this spell is “Rennervate”

References from the canon

• Used by Ministry wizards to try to stop whomever cast the Dark Mark during the Quidditch World Cup riot (GF9)
• Used by dragon keepers (a lot of them at once) to manage dragons (GF19).
• Flavius Belby tried to use a Stupefying Charm against a Lethifold, but only succeeded in blasting a hole through his bedroom door (FB)
• Effective against Pogrebins (FB).
• Not very effective against Hagrid, who is part giant (OP31).
• Harry tried to cast this on Snape during Snape's departure from Hogwarts, but missed (HBP28).
• Cast by Harry several times at pursuing Death Eaters (DH4).
• Referred to using the verb Stun (DH5).
• Harry cast this on Thorfinn Rowle and attempted to cast it on Antonin Dolohov but missed the latter, hitting the waitress instead (DH9).
• Used by Harry on Dolores Umbridge and on Yaxley (DH13).
• Cast by Harry, Ron, and Hermione on the crowd of goblins responding to the alarm at Gringotts (DH25).
• Scorpius Malfoy and Albus Potter discuss whether to use this curse to destroy the Experimental Time-Turner (CC3.16).