waterway Synonyms

seaborne trough trench thoroughfare tailrace syke streamlet stream strait spillway sound runnel rivulet main road body of water racecourse Outaouais murray millrace distribution channel mare liberum mare clausum Pearl River raceway seaway sea lane creek bed river rine duct culvert creek course conduit channel canal brook bourne blood vessel beck bay estuary fairway rill passageway passage narrows moat iter inlet