Common Homophones:
* There, Their, They're
* To, Too, Two
* Your, You're
* See, Sea
* Hear, Here
* Write, Right
* Know, No
* Peace, Piece
* Bare, Bear
* Week, Weak
* Hour, Our
* Buy, By
* Sail, Sale
* Break, Brake
* Pair, Pear
* So, Sow
* Son, Sun
* Waste, Waist
Less Common Homophones:
* Aisle, Isle
* Aloud, Allowed
* Ant, Aunt
* Ate, Eight
* Bough, Bow
* Ceiling, Sealing
* Choose, Chews
* Counsel, Council
* Dear, Deer
* Dye, Die
* Flew, Flu
* Grate, Great
* Heal, Heel
* Hole, Whole
* Idle, Idol
* Knight, Night
* Mail, Male
* Meat, Meet
* None, Nun
* Pair, Pare
* Pray, Prey
* Read, Reed
* Right, Write
* Road, Rode
* See, Sea
* Sew, So
* Stair, Stare
* Tale, Tail
* Threw, Through
* To, Too, Two
* Vain, Vein, Vane
* Way, Weigh
* We're, Were
* Weather, Whether
* Who's, Whose
This is just a small selection. There are many more homophones in the English language!