Homophones for clough, clow

clough / clow  [klɑʊ]

clough – n. – 1. a cleft in a hill; 2. a narrow valley; 3. a ravine

clow – n. – 1. an outfall sluice for water from a tidal river after it has deposited its sediment on flooded land; 2. a floodgate, especially for a lock or watermill