M

Memory Charm
Obliviate
o-BLIH-vee-at
Modifies or erases a part of the subject's memory.

Messenger Spell
When the caster points his/her wand at the destination for the Magical Message and speaks the message, it is sent to the desired location, carried by the caster's Patronus.

Mobiliarbus
MO-bih-lee-OHR-bus
Moves the subject tree in the desired direction of the caster.

Mobilicorpus
MO-bih-lee-KOR-pus
Moves the subject body in the desired direction of the caster.

Morsmordre
morz-MOR-druh
Dark Mark
Conjures the Dark Mark, a glowing green skull with a snake coming out of its mouth. The Dark Mark is Voldemort's sign, and is usually conjured (by Death Eaters or Voldemort) above an area where Voldemort or his Death Eaters have killed.

Muffliato
muhf-lee-AH-to
Fills the ears of all near the caster with an unidentifiable buzzing, so that the caster can hold lengthy conversations without being overheard.