The dark wizard who killed Harry's parents
Lord Voldemort
The spell to levitate (think of Hermione)
Wingardium Leviosa
The house that stands for intelligence, wisdom, and a thirst for knowledge
Ravenclaw
Platform 9 3/4
The spell that erases memories
Obliviate
The name of Harry's Owl?
Hedwig
The spell used to summon a Patronus
Expecto Patronum
The house that Cedric Diggory belonged to
Hufflepuff
The name of the wizarding village where Harry buys his school supplies at the beginning of each year
Diagon Alley
The name of the street where the Dursleys live
Privet Drive
Harry Potter's godfather
Sirius Black
The spell to disarm or force someone to release what they are holding
Expelliarmus
The house ghost that was once a headmaster of Hogwarts
The Nearly Headless Nick/Fat Friar
The name of the forest near Hogwarts are not permitted to enter
Marvolo Gaunt's ring
The professor who served as the Defense of the Dark Arts teacher and was later revealed to be working for Lord Voldemort
Barty Crouch Jr./Mad-Eye Moody
The spell to repair something
Reparo
The Slytherin student that was a descendant of Salazar Slytherin and considered himself to be a possible heir of the dark wizard
Tom Riddle
The name of the bank where wizards store their valuables
The Gringotts Vaults
The name of the first Horcrux that Voldemort created
Tom Riddle's Diary
This Hogwarts professor was a former Death Eater but later became a member of the Order of the Phoenix
Severus Snape
To unalive someone
Avada Kedavra
The house ghost that is said to have once been a medieval nun who was wrongfully executed
The Grey Lady/Helena Ravenclaw
The leaky cauldron
The name of the final Horcrux that Harry and his friends must find and destroy
Nagini