"Different sorts of things. Floating charms and cushioning charms and cheering charms and the like." She reasoned it could take hours to really explain all the various nuances of magic at Hogwarts, so it was probably best not to get into it.
"I likely would have paid more attention in my history of magic class if it had been visual instead of a droning voice," she admitted. The novelty of the class being taught by a ghost had worn off after the first week or so, and after that it was hard to stay awake in class.
Lily sighed softly, her eyes half closing before she tipped her head back. She reasoned she should head in, soon, but she was content enough for now to chat. It was nice to just talk to someone she could speak freely around. Making up and maintaining stories was stressful.