Quidditch
A player whose role is to catch the Golden Snitch, at which point the game ends.
What is a Seeker?
Ron Weasley's girlfriend in The Half-Blood Prince
Who is Lavender Brown?
The name of Harry Potter's pet snowy owl
What is Hedwig?
The charm that Ron pronounces incorrectly until Hermione corrects him and performs in front of the class
What is Wingardium Leviosa?
Harry Potter's rival throughout the series, stuck-up spoiled brat
Who is Draco Malfoy?
The player who guards the large hoop and tries to keep the Chasers from the other team from throwing the Quaffle through it.
What is the Keeper?
The Quidditch/flying instructor at Hogwarts
Who is Rolanda Hooch/Madam Hooch?
The name of Hermione Granger's orange cat
What is Crookshanks?
The spell that backfires on Gilderoy Lockhart, causing him to lose his memory
What is a Memory charm/Obliviate?
Voldemort's birth name in full
Who is Tom Marvolo Riddle?
The name of Harry Potter's first broomstick
What is a Nimbus Two Thousand?
The woman who looks after Harry Potter when the Dursleys are not home
Who is Arabella Figg?
Rita Skeeter, being an Animagus, can take the form of this creature at will
What is a beetle?
One of the Three Unforgivable Curses, allowing the spellcaster control over their target
What is the Imperius Curse/Imperio?
The Death Eater who tortured Neville Longbottom's parents and killed many other people
Who is Bellatrix Lestrange?
The name of the ball that was bewitched to hurt Harry in The Chamber of Secrets. The Beaters of each team hit them with their bats to distract the other team.
What is a Bludger?
The professor who substitutes for Hagrid when he goes to look for his family in the mountains
What is Professor Grubbly-Plank?
The name of the Pygmy Puff that Ginny buys in Weasley's Wizard Wheezes
What is Arnold?
The spell that causes a person to be hoisted upside down in the air, used by Harry on Ron by accident in Half-Blood Prince
What is Levicorpus?
Wife of Lucius, sister to Bellatrix, father to Draco
What is Narcissa Malfoy?
The country that won the 1994 Quidditch World Cup (the game Harry and the Weasleys went to watch)
What is Ireland?
Dudley's best friend in HP and the Philosopher's Stone
Who is Piers Polkiss?
The hybrid creature formed from a Fire Crab and a Manticore, done accidentally by Rubeus Hagrid.
What is a Blast-Ended Skrewt?
The spell that causes Hermione's teeth to grow rapidly, performed by Vincent Crabbe in Goblet of Fire
What is densaugeo?
The Death Eater who taught Dark Arts at Hogwarts and tortured students, after the Death Eaters took over the school
Who is Amycus Carrow?