Sibilation is the act of making a hissing sound, like a snake or water on a hot pan.
Sibilation can make people think of danger or surprise.
Examples:
The sibilation of the snake scared me.
I heard the sibilation of the water on the hot pan.
The sibilation of the snake was very loud.
The sibilation of the water made me jump!
The sibilation of the snake was so loud, it shook the ground!
The sibilation of the snake was the scariest sound I ever heard.