In response to @True Uncanny Clicker's post about creating new spells, here are my own ideas for what spells along with what types of spells they are, including variants of already-existing spells. I'd share with you their incantations, color lights, and effects, but I can't. You can check out my FanFiction profile and see them for it. My profile name is Archdruid89.
Charms
The Cobweb Cushioning Charm
The Protego Angelicus Charm
The Balancing Charm
The Human Doubling Charm
The Flower Decorating Charm
The Air Conditioning Charm
The Muscle-Relaxing/Massaging Charm
The Gorgon Shield Charm
The Telescoping Charm
The Wall-Climbing/Mountain-Climbing Charm
The Ear Cleaning Charm
The Magnetic Impervius Charm
The Preservation Charm
The Flower Preservation Charm
The Teeth Cleansing Charm
The Pregnancy Revealing Charm
The Birth Control Charm
The Fireproof Charm
The Bacteria Repelling Charm
The Cooling/Refrigerating Charm
The Translation Charm
The Anti-Mail Monitoring Charm
The Water-Breathing Charm
The Flood-Repelling Charm
The Pet Grooming Charm
The Forensics Lighting Charm
The Anti-Lockpicking Charm
The Reading-Glasses Translation Charm
The Bookmarking Charm
The Insect-Repelling Charm
The Pasteurizing Charm
The Anti-Spilling Charm
The Gift-Wrapping Charm
The Animation Charm
The Intangibility Charm
The Mouthguard Charm
The Diagnostic Charm
The Contraception Charm
The Laundry Folding Charm
Transfiguration
Human to donkey
Pumpkin to carriage/coach
Water to jelly/jam
Shoes to roller skates
Mouse to horse
Projectile to flower
Shoes to ice skates
Branch to snake
Legs to mermaid tail
Target to weasel
Stone to bubble
Broom to guitar
Serpent to pole
Surface to quicksand/Quicksand Spell
Boulder to elephant
Hexes
The Clown-Dressing Hex
The Nose-Growing Hex
The Face-Rearranging/Picasso-Face Hex
The Gender-Changing Hex
The Hair-Yanking Hex
The Pig-Face Hex
The Yodeling Hex
Jinxes
The Belching Jinx
The Dancing Jinx
The Ear Enlargement Jinx
The Spoon-Hanging Jinx
The Helium Voice Jinx
The Debagging/Pantsing Jinx
The Ear Pinching Jinx
The Jelly/Jam Gag Jinx
The Nose-Tweaking Jinx
The Rubber Jinx
The Elephant Trunk Jinx
Curses
The Corruption Curse
The Flatulence/Farting Curse
The Beatboxing Curse
The Hairy-Human Curse
The Pink Elephants Curse
The Organ Liquefaction Curse
Conjuration
The Frog-Conjuring Spell
The Sunglasses Conjuring Spell
The Baton Conjuring Spell
The Net Conjuring Spell
The Cookware Conjuring Spell
The Pillow Conjuring Spell
The Flotation Conjuring Spell
The Mirror Conjuring Spell
The Bat Conjuring Spell
The Stretcher-Conjuring Spell
The Crutches Conjuring Spell
The Piano Conjuring Spell
The Wheelchair Conjuring Spell
The Table Conjuring Spell
Healing Spells
The Muscle Rebuilding Spell
The Defibrillation Spell
The Tooth Regrowing Spell
Counterspells
The Counter-jinx for Dancing Jinx
The Counter-curse for Corruption Curse