Azkaban.
Digitalis is not a spell in Harry Potter.
No
Harry Potter's favorite spell was Expelliarmus (disarming spell) but he also used Stupefy (stunning spell) a lot.
There is no weak spell in Harry Potter. It is only weak if they caster of the spell is weak. When you cast a spell say it loud and clear.
Harry Potter doesn't use a spell to fly, he flies using an enchanted broomstick.
no
The prison is named Azkaban.
the spell is a charm
Harry Potter and the Deathly Hallows Part 2 (the 8th one)
Azkaban is not a person, it is a prison.
Malfoy.
Protego.