List of spells

A
Accio (redir)
 * Summoning Charm

Latin for “to summon”. Summoning charm, used to make objects fly straight to the spell caster.

Aguamenti

Causes water to shoot from the caster's wand.

Alohomora

Spell used to unlock doors.

Anapneo

Clears a choking person's throat of obstruction.

Anti-Cheating Spell

Effects not completely known. Presumably keeps the user from cheating.

Aparecium

Used to reveal invisible ink.

Apparate (redir)
 * Apparition

“Appareo” is Latin for “I become visible”. Spell used to move instantly from one place and appear in another.

Avada Kedavra
 * Killing Curse (redir)

Aramaic phrase that means "I destroy as I speak”. An Unforgivable Curse used to kill the victim. It famously produces a flash of green light. It's unblockable, and only Harry Potter has been known to survive it.

Avis

Latin for “bird”. Conjures a flock of birds.

B
Babbling Curse

Causes the victim to babble nonsense. Lockhart once cured someone of this curse on his travels. Or not.

Banishing Charm

The opposite of Accio, causes an object to fly away from the caster.

Bat-Bogey Hex

Maybe the effects of this are best left to the imagination. Causes bogies to grow, become bat-like, and attack the victim. Ginny casts this spell on Draco Malfoy in Order of the Phoenix.

Baubillius

Effect unknown, but does shoot a jet of white white from your wand. Click the link to see it's trading card: Pokeorder Baubillius Card.

Braking Charm

Used on brooms, presumably to help them stop more quickly.

Bubble-Head Charm

Used to create a bubble of air around the caster’s head. Often used to allow the caster to breathe underwater.

C
Cheering Charm

Not much is known about these, but it’s safe to assume that they make people happy.

Colloportus

Seals a door against being opened.

Colour Change Charm

Changes the colour of the object.

Confundus Charm

Charm “Confundo” is Latin for “to confuse”. Used to confuse an object or person, to make them believe what the spell caster wants them to.

Conjunctivitis Curse

Curse Conjunctivitis is an illness of the eyes that makes eyelids crust together. Attacks the eyes of the victim.

Crucio (redir)
 * Cruciatus Curse

Latin for “to torture”. An Unforgiveable Curse. It inflicts excruciating pain on the victim.

Mucas Ad Nauseum Curse of the Bogies

Professor Quirrell told his class about this curse. This curse causes the target to catch a terrible cold.

Cushioning Charm

Creates an invisible cushioned area. It is primarily used in broomstick manufacture to make the brooms more comfortable to sit on.

D
Deletrius

“Delete” means “to erase”. Used to erase spell images conjured by Priori Incantem.

Densaugeo

Enlarges the teeth of the victim.

Diffindo

Latin for “to split”. A spell that rips an object in half.

Disapparate

The opposite of Apparate – you have to Disapparate before you Apparate at the other end.

Disillusionment Charm

Literal meaning is to remove an illusion. Generally used to indicate unhappiness with a situation. Spell used to hide something. Typically used to hide magical objects and occurrences from Muggles.

Dissendium

This is possibly a path-revealing spell. It was used to open a secret passage to Hogsmeade.

Drought Charm

Dries up a limited amount of water. Harry decided he probably wouldn't be able to use it to dry up the entire Hogwarts lake.

E
Engorgio
 * Engorgement Charm

“Engorge” means “to fill to excess”. Causes an object to enlarge.

Enlargement Spell

Increases the amount of space inside something.

Ennervate

Revives someone, especially someone who has had Stupefy cast on them.

Entrail-Expelling Curse

Invented by Urquhart Rackharrow, 1612-1697. Effect unknown, but presumably involves expelling entrails.

Entrancing Enchantment

Entrances the person the spell is cast upon.

Episkey

Mends a broken nose, and possibly other small injuries.

Evanesco
 * Vanishing Spell

Latin for “to vanish”. Used to make an object disappear.

Expecto Patronum (redir to Patronus)
 * Patronus Charm (")

“Patronus” is Latin for “protector”. Conjures a Patronus, which is some sort of spirit-animal which becomes more solid with the ability of the spell-caster. The Patronus defends the caster, from Dementors and possibly other things.

Expelliarmus
 * Disarming Charm (redir)

Latin for “to expel a weapon”. Disarming spell – makes the victim’s wand fly out of their hand.

Extinguishing Spell

Puts out fires. This was used by the keepers of the dragons used in the Triwizard Tournament.

F
Ferula

Conjures a splint and bandages.

Fidelius Charm

“Fidelis” is Latin for “faithful friends”. A charm used to hide something or somebody from all people. The secret in question is concealed inside the soul of the Secret-Keeper, who is the only person to know the whereabouts of the hidden person/item.

Finite

Stops remaining spell effects.

Finite Incantatem

Stops currently operating spell effects.

Flagrate

Makes the spell-caster able to draw lines of fire with their wand.

Flame-Freezing Charm

Charm used by Medieval witches to remove the effects of the fire when they were burned at the stake. It is a good idea at this point to scream a bit and pretend to be burning.

Freezing Charm

Freezes an object.

Furnunculus

Makes the victim’s body break out in boils.

G
Glacius Charm

From the word "glacier". Creates wave of freezing ice. Used to freeze water, or extinguish fire.

Growth Charm

Makes the object swell to rather large size.

H
Homenum Revelio Used to reveal the presence of people?

Homorphus Charm

According to Lockhart, makes werewolves turn back into men.

Hover Charm

Makes an item hover in the air. Famously used by Dobby on Aunt Petunia’s pudding.

I
Immobulus

“Immobilise” means to prevent moving. Stops an object moving.

Impedimenta

“Impedimentum” is Latin for “a hindrance”. Use to stop or slow down a person or creature (as opposed to an object).

Imperio (redir)
 * Imperius Curse

Imperious means “domineering”. An Unforgivable Curse. Puts the victim under the complete control of the spell caster.

Imperturbable Charm

Impeturbable means “not able to be disturbed”. Creates a barrier which sounds, objects and people cannot cross.

Impervius

Impervious means “incapable of being affected”. Used to make an object resistant to water.

Incarcerous

“Incarcerate” means to shut in. Summons ropes which then bind the victim.

Incendio

“Incendo” is Latin for “set fire to”. Creates fire.

J
Locomotor Wibbly Jelly-Legs Jinx

Makes the victim’s legs shake uncontrollably.

Langlock

Causes the victim's tongue to stick to the roof of their mouth.

L
Legilimens (redir)
 * Legilimency

Allows the spell caster to see memories from another person's mind. Occlumency is the defence of the mind against such an attack.

Levicorpus

The victim is lifted into the air, and suspended there by their ankle. This is a nonverbal spell.

Liberacorpus

Counterspell for the above. Also nonverbal.

Locomotor

“Loco” is Latin for “place”. “Moto” is Latin for “to move”. Causes an object to travel floating in the air.

Locomotor Mortis
 * Leg-Locker Curse

The Leg-Locker Curse. Causes the victim’s legs to lock together. The incantation for this spell is of a similar form to the “Locomotor” spell but doesn’t seem to sit very happily with it, considering the very different effects.

Lumos

“Lumen” is Latin for light. “Luminosus” is Latin for “bright”. Produces light from the end of the caster’s wand.

M
Mobili-

“Mobilis” is Latin for “moveable”. the second word indicates the object being forced to move.

Morsmordre

“Mors” is Latin for “death”. Produces the Dark Mark.

Muffliato

Causes the target's ears to be filled with a buzzing sound. Homophonous with "muffle."

Muggle-Repelling Charm

Used to keep Muggles away from things that wizards would prefer them not to see. No harm is done to the Muggles in question.

N
Nox

Latin for “night”. Causes the effect of Lumos to stop.

O
Obliteration Charm

“Obliterate” means to wipe out, leaving no trace. This was used by Hermione to wipe out tracks in the snow. It may be able to remove other marks as well.

Obliviate (redir)
 * Memory Charm

“Oblivio” is Latin for “forgetfulness” Erases memories from the victim as chosen by the spell caster.

Occlumency

The defence of the mind against psychic attack using the art of Legilimency

Orchideous

Named after the orchid, a type of flower. Creates flowers from the caster’s wand.

P
Permanent Sticking Charm

Charm Used to stick one thing to another. Permanently.

Peskipiksi Pesternomi

Used by Lockhart to attempt to get rid of Cornish Pixies. It had no effect, probably due to the fact that he’d just made it up.

Petrificus Totalus (redir, formerly main)
 * Full Body-Bind

An adaptation of “totally petrify”. Renders the victim temporarily unable to move.

Placement Charm

Used to remotely position an object. Presumably similar to object moving spells such as Locomotor, except that the Placement Charm allows for accurate positioning of the target object.

Point Me

Causes a wand to point North.

Portus

“Porta” is Latin for “gate”. Turns an item into a Portkey.

Prior Incantato

Creates an image of the last spell cast by a wand.

Protean Charm

A spell which links the appearance of several items. When one item is changed, the others change in the same way.

Protego (redir, formerly main)
 * Shield Charm

Latin for “protect”. Creates a magical shield to deflect spells from others.

Protego Totalum
 * Permanent Shield Charm

Created a magical shield around an area that deflects spells from others, permanently.

Q
Quietus

Adaptation of “quiet”. Negates the effects of the Sonorus spell.

R
Reducio

Adaptation of “reduce”. Returns an object to it’s normal size: negates the effect of Engorgio.

Reducto

Smashes things.

Relashio

Creates heat from the end of the wand. Normally the result is sparks. If the wand is under water you get boiling water.

Reparo

Latin for “to restore”. Mends the target object.

Repello Muggletum
 * Muggle Repelling Charm

Causes an area to become unseen by muggles.

Rictusempra
 * Tickling Charm

The Tickling Charm. Causes uncontrollable laughter in the victim.

Riddikulus

Adaptation of “ridiculous”. Causes an item, creature or person to take on a humorous appearance of the spell-caster’s choosing. Particularly useful against Boggarts, who are destroyed by laughter.

S
Scourgify
 * Scouring Charm

Cleans an item.

Sectumsempra

Curse. Causes large gashes to appear on the victim's torso, making them bleed profusely.

Serpensortia

From “serpent”, a snake. Creates a snake from the caster’s wand.

Severing Charm

Cuts one thing from another. This probably only works on items rather than people.

Silencio

From “silent”. Forces an object, person or creature to be silent.

Slug Curse

Causes the victim to burp slugs.

Sonorus

Latin for “loud”. Projects the voice of the spell caster, making it very loud.

Spark Charm

Causes sparks to be emitted from the end of the caster’s wand. This may be the same spell as Relashio.

Spider-killing charm

Kills or repels large spiders or possibly other creatures.

Stinging Hex

Produces a painful red weal on the victim’s body.

Stupefy

Means “to dull the senses”. Stuns the victim with a bolt of red light.

Switching spells

These are a class of spells which change items from one thing into another. This is the major branch of Transfiguration. It is not clear whether there are a number of related spells for different types of switching or whether it is all done with a single spell, as no details of this are given.

T
Tarantallegra

The Tarantella is a fast Italian dance. 'Allegro' is a musical direction for a quick, lively tempo. Causes the victim’s legs to dance uncontrollably.

Tergeo

Was used to clear Harry's face of blood, and to clear dust from picture frames. May be used to clear other things as well.

Trip Jinx

Causes the victim to trip over.

U
Unbreakable Charm

Makes an item unbreakable.

W
Waddiwasi

Causes an item to fly at high speed where the spell caster wants it to. This is likely to be a single variant of a general XXXXX-wasi spell which can be cast on any item. The XXXXX in this case was chewing gum, which is the “waddi” part.

Wingardium Leviosa
 * Levitation Charm (redir)

Causes an item to levitate.