It is called a mountain.
A cliff
plateu.
plateau
A large area that rises steeply about the surrounding land is a plateau. It is a high flat area where the ground is relatively level.
seamount
Vaporized water rises because it is 100 degrees Celsius or warmer and is therefore warmer than the surrounding air and warmer air always rises above colder air.
A cliff
A cliff
You might be thinking of a plateau
Plateau
A plateau.
A plateau.
platue
plateu.
plateau
an area that rises above the nearby land
plateau
a highland.