Onomatopoeia is the formation of a word from a sound associated with what it represents.
Here are some examples:
* Buzz - imitates the sound of a bee
* Sizzle - imitates the sound of something frying
* Bang - imitates the sound of a loud noise
* Meow - imitates the sound of a cat
* Tick-tock - imitates the sound of a clock
Let me know if you have any other word-related questions!