Cambridge English: FCE (B2 First) - Geografiska drag och vattenmassor

a lake, either natural or artificial, from which water is supplied to houses

a natural and continuous stream of water flowing on the land to the sea, a lake, or another river

a small and narrow river that runs on or under the earth

a high place, such as a cliff, from which a river or stream falls

the pointed top of a mountain

a mountain with an opening on its top, from which melted rock and ash can be pushed out into the air

an area of rock that is high above the ground with a very steep side, often at the edge of the sea

the land close to a sea, ocean, or lake

the surface layer of earth that is solid and people walk on

a sheltered area of water along the coast where ships, boats, and other vessels can anchor safely, typically protected from rough seas by natural or artificial barriers

a long and artificial passage built and filled with water for ships to travel along or used to transfer water to other places

a large area of water, surrounded by land

an area containing still water that is comparatively smaller than a lake, particularly one that is made artificially

a fast and turbulent part of a river with swift currents and obstacles like rocks