Muggles' Guide to Harry Potter/Magic/Levicorpus

Overview
Levicorpus levitates a victim in the air by their feet.

Extended Description
This spell is one of the spells that Harry Potter learned from the Half-Blood Prince's Advanced Potion-Making textbook.

Harry first sees his father, James Potter, use this spell on Severus Snape in one of Snape's memories. Harry later attempts this spell on Ron not knowing what it would do.