Coast (noun)

1. A strip of land next to the sea, typically with a beach and cliffs.
2. The side of a hill or mountain that slopes towards the sea.

Origin:

Derived from the middle english word 'cost', which comes from the old english word 'cost', meaning 'the side of a hill or mountain'. the original sense of the word referred to the side of a hill or mountain that slopes towards the sea.

Examples:

1. The coast of Maine is known for its rocky cliffs and lighthouses.
2. They went for a walk along the coast to enjoy the fresh sea air.
3. The east coast of the United States is a popular tourist destination.
4. The west coast is known for its mild climate and beautiful scenery.
5. They decided to build their house on a cliff overlooking the coast.