watercourse Synonyms

racecourse tethys tailrace syke streamlet stream spillway sluiceway sluice sewer runnel runlet rivulet tideway trench tributary murray midstream Pearl River raceway brooke laguna riverbed river bottom waterfall water vale trough river rine crick creek conduit chute channel canal brooklet brook bourne bourn beck bayou culvert dike ditch rindle rill moat iter hosen