The words gee, g sound the same but have different meanings and spellings. Why do gee, g sound the same even though they are completely different words?
The answer is simple: gee, g are homophones of the English language.
Music A string, key, or pipe tuned to the pitch of this tone.
The seventh letter of the modern English alphabet.
Any of the speech sounds represented by the letter g.
The seventh in a series.
The letter g.
Used to command an animal pulling a load to turn to the right.
To turn to the right.
Used as a mild expletive or exclamation, as of surprise, enthusiasm, or sympathy.
Definitions from The American Heritage® Dictionary of the English Language, 4th Edition and Wordnik.
Homophones (literally "same sound") are usually defined as words that share the same pronunciation, regardless of how they are spelled.