Quiet room

"Harry slightly overdid his [Cheering Charm] out of nerves and Ron, who was partnering him, ended up in fits of hysterical laughter and had to be led away to a quiet room for an hour before he was ready to perform the charm himself"

- Ron getting escorted to this room after being hit by Harry's Cheering Charm

This room is one of the many rooms at Hogwarts Castle, it was known to be "quiet". After Harry Potter cast a Cheering Charm on Ron Weasley for the 1993 exams, Ron broke out in laughter and had to go to this room for an hour before doing the charm himself.

Appearances

 * Harry Potter and the Prisoner of Azkaban