1. port protected naturally or artificially to provide shelter for ships   Hint First letter clue   2. small river flowing into a bigger main river   First letter clue   3. large area of sea partly surrounded by land   First letter clue   4. narrow strip of land joining two larger land masses   First letter clue   5. extensive stretch of elevated, level land   First letter clue   6. triangular patch of deposited silt at the mouth of a river formed by its diverging branches   First letter clue   7. piece of land almost surrounded by water (but joined to mainland on one side)   First letter clue