and the Prisoner of Azkaban

Animagus ~ A wizard who can transform at will into an animal [pl. animagi]. [3,6]

Arithmancy ~ An ancient system of divination by numbers. [3,4]

Boggart ~ A shapeshifter, a creature if dark enclosed places, that can adopt any form most likely to frighten. [3,7]

Buckbeak ~ A hippogriff, later renamed Witherwings. [3,6]

Butterbeer ~ A beveriage, taken hot or cold. [3,8]

Sir Cadogan ~ A Knight in a Hogwarts picture. [3,6]

Cheering Charm ~ Leaves the recipient with a feeling of great contentment. For a while. [3,15]

Cho Chang ~ Ravenclaw seeker; a year ahead of Harry at Hogwarts, and thought to be extremely pretty. [3,13]

Cleansweep ~ An adequate but superceded series of broomstick. [3,13]

Comet 260 ~ A broomstick; a joke beside the firebolt. [3,13]

Confundus Charm ~ A spell to confuse or deceive others. [3,21]

Crookshanks ~ A bow-legged, ginger cat [3,4]. JKR tells us that Crookshanks is actually half kneazle. [jkrowling.com]

Dementor ~ Rather unpleasant creatures that drain peace, hope and happiness from the air around them; dementors are the guards of Azkaban. [3,5]

Dervish & Banges ~ Wizarding equipment shop in Hogsmeade. [3,5]

Cedric Diggory ~ 'Tall, good looking' Hufflepuff seeker. [3,9]

Disapparate ~ To disappear, only to appear elsewhere.The first stage of Apparation. [3,22]

Dissendium ~ Charm to access a secret tunnel to Hogsmeade. [3,10]

Divination ~ Foretelling; an imprecise branch of magic. Not Hermione Granger's favorite subject. [3,6]

Ferula ~ Spell used to attach a splint to a broken limb. [3,19]

Fidelius Charm ~ A way of protecting information; which is held by a Secret Keeper and totally safe unless that person chooses to reveal it. [3,10]

Firebolt ~ A state-of-the-art international standard racing broom; later than the Nimbus 2001. [3,4]

Flobberworm ~ Among the most boring of creatures, unlikely to give a bad bite to anyone. [3,6]

Florean Fortesque ~ Manager of the ice cream parlour in Diagon Alley, and an expert in medieval witch burnings. [3, 4]

The Grim ~ A giant spectral dog that haunts churchyards; an omen of death. [3,6]

Grindylow ~ A small, horned, water demon. [3,8]

Handbook of Do-It-Youself Broomcare ~ Useful book; and a useful distraction when goaded by Dursleys. [3,2]

Hermes ~ Percy Weasley's screech owl. [3,5]

Hinkypunk ~ A small one legged creature, known to lure travellers into bogs. [3,10]

Hippogriff ~ A creature with the body, hind legs and tail of a horse, and front legs, wings and head of an eagle. [3,6]

Hit Wizard ~ Member of the Magical Law Enforcement Patrol, trained to capture and disarm rogue wizards. [3,10]

Hogsmeade ~ A wizard village, near Hogwart's. [3,1]

Honeyduke's ~ Sweetshop in Hogsmeade. [3,5]

Impervius ~ A charm to make an object repel water. Found by Hermione Granger. [3,9]

Kappa ~ Water dweller that seeks to strangle. [3,8]

Dementors' Kiss ~ Their final weapon: excision of the soul. [3,12]

Knight Bus ~ A triple-decker omnibus, emergency transport for the stranded witch or wizard. [3,3]

Professor Remus J. Lupin ~ Teacher of Defence Against The Dark Arts (year 3). [3,5]

Walden Macnair ~ Executioner for the Committee for the Disposal of Dangerous Creatures. [3,16]

Marauder's Map ~ Details of Hogwarts castle and grounds, plus the positions of people, and routes to Hogsmeade. [3,10]

Mobiliarbus ~ A charm to move objects, such as Christmas trees. [3,10]

Mobilicorpus ~ A spell to move a body. [3,19]

The Monster Book of Monsters ~ Quite literally. [3,1]

Moony ~ A nickname of Remus Lupin, one of the authors of the Marauder's Map. [3,10]

N.E.W.T.s ~ Nastily Exhausting Wizarding Tests; final year wizarding examinations, Hogwarts' highest level. [3,16]

Nox ~ Reversal of the Lumos incantation; extinguishes light. [3,17]

Padfoot ~ A nickname of Sirius Black, one of the authors of the Marauder's Map. [3,10]

Patronus ~ A personal guardian, summoned by the incantation "Expecto Patronum"; particularly effective against dementors. [3,12]

Peter Pettigrew ~ A friend of Harry's father while they were at Hogwarts. [3,10]

Ernie Prang ~ Driver of the Knight Bus. [3,3]

Prongs ~ A nickname of James Potter, one of the authors of the Marauder's Map. [3,10]

Red Cap ~ Goblin-like creature that lurks wherever there has been bloodshed. [3,8]

Riddikulus ~ A charm that renders something amusing; effective against boggarts. [3,7]

Madam Rosmerta ~ Barmaid at the Three Broomsticks. [3,10]

St. Brutus's Secure Centre for Incurably Criminal Boys ~ The school that Harry attends, according to Uncle Vernon. [3,2]

Secret Keeper ~ One trusted to hold the Fidelius Charm - and have to hold power over information. [3,10]

Shrieking Shack ~ A noisy hut, possibly the most haunted dwelling in Britain. [3,8]

Stan Shunpike ~ Conductor of the popular wizarding conveyance, the Knight Bus. [3,3]

Silver Arrow ~ The broomstick model that Madam Hooch learned on; appearance similar to the Firebolt. [3,13]

Pocket Sneakoscope ~ Lights up and spins in the presence of an untrustworthy person. [3,1]

Professor Sybill Trelawney ~ Teacher of Divination. [3,6]

The Three Broomsticks ~ A pub in Hogsmeade. [3,8]

Time-Turner ~ Device to repeat time; an opportunity to do more, but with risks. [3,21]

Unfogging The Future ~ Cassandra Vablatsky's book on Divination. [3,4]

Professor Vector ~ The Arithmancy witch. [3,12]

Waddiswasi ~ A spell capable of returning an item to its owner. [3,7]

Wolfsbane Potion ~ Prevent a werewolf becoming a wolf. [3,18]

Wormtail ~ A nickname of Peter Pettigrew, one of the authors of the Marauder's Map. [3,10]

Zonko's ~ The joke shop in Hogsmeade. [3,8]

711 ~ Sirius Black's vault at Gringott's. [3,22]

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