"Shouting wont help!" she told him sharply, pulling her wand out. "You'd think you didn't learn anything at school. Though, I wouldn't be surprised if that was true."
She began muttering spells, but each one didn't work. She frowned, looking at her wand then back at the door, before realising.
"Lily's got someone else to help. It's got to be something basic, but powerful. Someone who's been doing magic longer than me so is more capable at the strengthening a spell."