| A | B |
| Reservoir | A lake of stored water created by dams along rivers. |
| Bay | A part of the ocean that extends into the land. |
| Bank | A downward sloping of the land that is found next to water. |
| Basin | An area that has been drained by a river. The land that makes up a river basin drains into a river. |
| Surf | The breaking of waves on a beach. |
| Breaker | A wave that breaks into foam along the shore. |
| Canal | Man-made waterways, usually connecting existing lakes, rivers, or oceans. |
| Channel | A broad strait, especially one that connects two seas. |