Hello Aspirant,

Let us discuss about asked terms in detail :-

Shore :-

The land along the edge of the sea or ocean, a lake or another large area of water.

OR

Strip of land where the sea meets the land.

Shoreline :-

The edge of the sea, the ocean or a lake.

OR

The intersection between the mean high water line and the shore.

Coast :-

The land beside or near to the sea or ocean.

OR

The strip of land that extends from the coastline inland to the first major change in the terrain features, which are not influenced by the coastal processes. The main types of coastal features are dunes, cliffs and low-lying areas, possibly protected by dikes or seawalls.

Coastline :-

The land along a coast, especially when you are thinking of its shape or appearance.

OR

Technically the line that forms the boundary between the COAST and the SHORE, i.e. the foot of the cliff or the foot of the dunes. Commonly, the line that forms the boundary between the land and the water.

Beach :-

Area where the land meets the sea; its features vary depending on climate, wind, sea and the type of rocks of which it is composed.

OR

An area of sand or small stones (called shingles) beside the sea or a lake.

I hope this information helps you.

Good Luck!!