WordNet (r) 3.0 (2006):

waterfront
    n 1: the area of a city (such as a harbor or dockyard) alongside
         a body of water

Moby Thesaurus II by Grady Ward, 1.0:

32 Moby Thesaurus words for "waterfront":
   bank, beach, berm, coast, coastland, coastline, embankment,
   foreshore, ironbound coast, lido, littoral, plage, playa,
   riverside, riviera, rockbound coast, sands, sea margin, seabank,
   seabeach, seaboard, seacliff, seacoast, seashore, seaside, shingle,
   shore, shoreline, strand, submerged coast, tidewater, waterside