Protego Maxima

Pronunciation: pro-TAY-goh MAX-ee-Ma

Type: Charm

Description: A powerful shield charm against dark magic. A stronger and bigger version of Protego, especially when combined with other wizards casting it at the same time. Was so powerful that it could also disintegrate people that came too close and tried to enter it.

Seen/Mentioned: Cast by Professor Flitwick, Professor McGonagall, Professor Slughorn and Mrs Weasley in an attempt to strengthen the castle's defences in the Battle of Hogwarts.

Etymology: Latin Protego, "I protect"