Debouch

The port and city are the southern terminus of the Suez Canal, which flows through Egypt and debouches into the Gulf of Suez near Port Tawfiq

In hydrology, a debouch (or debouche) is a place where runoff from a small, confined space discharges into a larger, broader body of water. The word is derived from the French verb déboucher (pronounced [debuʃe]), which means 'to unblock, to clear'.