- The word engorge means "to fill to excess".
- The word skullus is probably an adaptation of the English noun skull.
Behind the scenes
- This spell may have been the illegal hex that Sirius Black and James Potter used on Bertram Aubrey during their Hogwarts years, as it caused Aubrey's head to double in size.
- This spell can be purchased, amongst various other novelty spells, in Wiseacre's Wizarding Equipment in LEGO Harry Potter: Years 1-4 and in Weasleys' Wizard Wheezes in LEGO Harry Potter: Years 5-7.
- Harry Potter and the Half-Blood Prince (Possibly mentioned)
- The Tales of Beedle the Bard (Possibly mentioned)
- LEGO Harry Potter: Years 1-4 (First appearance)
- LEGO Harry Potter: Years 5-7
Notes and references
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