seaside (n.)

• bank
• beach
• berm
• coast
• coastland
• coastline
• embankment
• foreshore
• lido
• littoral
• plage
• riverside
• riviera
• sands
• seaboard
• seacoast
• seashore
• shingle
• shore
• shoreline
• strand
• tidewater
• waterfront
• waterside