Synonyms and related words :
affluent, arm, armlet, bay, belt, bight, billabong, boca, branch, confluent, confluent stream, cove, creek, dendritic drainage pattern, effluent, estuary, euripus, feeder, fjord, fork, frith, gulf, gut, harbor, inlet, kyle, loch, mouth, narrow, narrow seas, narrows, natural harbor, prong, reach, road, roads, roadstead, slough, sound, strait, straits, tributary