Harry Potter Spells and Enchantments

Accio- Charm- Summons an object
Alohomora- Charm- Opens locked objects
Aparecium- Spell- Reveals invisible ink
Avada Kadavra- Curse- Murders opponent Unforgivable
Avifors- Charm- Turns small objects into birds.
Avis- Spell- Launches birds from your wand

Crucio- Curse- Tortures opponent Unforgivable
Confundus- Charm- Used to confuse opponent
Conjunctivitis- Curse- Damages opponents eyesight

Deletrius- Spell- Counters "Prior Incatato"
Densaugeo- Spell- Enlarges Teeth
Diffindo- Spell- Splits seams
Dissendium- Spell- Opens "One eyed witch" hump

Engorgio- Charm- Enlarges and item
Ennervate- Spell- Counters Stupefy
Expecto Patronum- Charm- Creates a Patronus
Expelliarmus- Charm- Disarms your opponent

Ferula- Spell- Creates bandages
Fidelius- Charm- Hides a secret within someone
Finite Incantatum- Spell- Stops any current spells
Flipendo- Jinx- Knocks an object backwards
Furnunculus- Curse- Produces boils on opponent

Homorphus- Charm- Lockhart's Werewolf "cure"

Immobulus- Charm- Renders target immobile.
Impedimenta - Charm- Slows an advancing object
Imperio- Curse- Controls a person Unforgivable
Impervius- Charm- Makes an object repel water
Incendio- Spell- Starts a fire

Legilimens- Spell- Allows the caster to delve into the mind of the victim
Locomotor Mortis- Curse- Locks opponents legs
Lumos- Spell- Creates light at wand tip

Mobiliarbus- Charm- Moves objects with wand
Mobilicorpus- Spell- Moves unconscious bodies
Morsmorde- Spell- Conjures the Dark Mark

Nox- Spell- Counter to Lumos

Obliviate- Charm- Erases memories
Orchideous- Spell- Conjures a bunch of flowers

Petrificus Totalus- Spell- Body - Bind
Point Me- Charm- Wand acts like a compass
Priori Incantatum- Spell- Result when brother wands duel
Prior Incantato- Spell- Reveals a wands last spell / cast
Protego- Charm- Cause spells to reflect back to the sender.

Quietus - Spell- Counter spell for Sonorus

Reducio- Spell- Returns items to original size. Counters Engorgio
Reducto- Spell- Blasts solid objects aside
Relashio- Spell- Releases user from binding
Repairo- Spell- Repairs Things
Rictusempra- Charm- Tickles opponent
Riddikulus- Spell- Use this spell and laugh to defeat a boggart

Scruge- Charm- Destroys ectoplasm (remains of ghosts)
Serpensortia- Spell- Produces Snake
Sonorus- Spell- Amplifies voice
Stupefy- Spell- Knocks out opponent

Tarantallegra- Spell- Forces opponent to dance

Waddiwasi- Spell- Unsticks an object
Wingardium Leviosa- Charm Makes on object fly

Let me know if I'm missing anything!