Ehwaz

Ehwaz is a magical rune meaning "partnership" that comes up in the Study of Ancient Runes O.W.L.. During the 1995–1996 school year, Hermione Granger confused it with "eihwaz," another rune which meant "defence." Regardless, she still passed with an Outstanding.

Behind the scenes

 * In reality, ehwaz is the proto-Germanic word for horse, while eihwaz is yew-tree.
 * In the Futhark alphabet, Ehwaz is a rune appearing as an M, representing process, advancement and movement.

Appearances

 * Harry Potter and the Order of the Phoenix