Synonyms: beach, shore, coast, seaside
beach: an area of sand or small stones by the edge of the sea
Example: Some children were digging in the sand on the beach.
shore: land at the edge of the sea or a lake
Example: She stood on the shore waving as the boat sailed away.
coast: parts of a country that are by the sea
Example: After ten weeks at sea, the sailors saw the coast of America. The south
coast is the warmest part of the country.
seaside: an area near the sea where people go to have a holiday
Example: a day at the seaside seaside hotels