1. Basic Alliteration - Must have the first letters of each word be the same.
For example: Pterodactyl's pilfer peanuts.
2. Good Alliteration - A two word combination where the first letters both are the same, and are pronounced the same.
For example: Purple pineapples.
3. Excellent Alliteration - A more than two word combination where the first letters are the same and are pronounced the same.
For example: Purple pineapples perused perfect parrots.
Incorrect versions of Alliteration - A combination of two or more words where the first letters are different but make the same sound.
For example: Pterodactyl's tear.