From English "snuffle", probably compared to sniffling mouse, with the -fors suffix attached.
Behind the scenes
- In the game, this spell must be bought in Fred and George Weasley's joke shop, and only Hermione Granger can use this spell. It's also the only optional spell in the game.
- Harry Potter and the Prisoner of Azkaban (video game) (First appearance)
Notes and references
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