Mountain
Beach
Delta
Ocean ridge
Cliff
Estuary
Continental slope
Depression
Peninsula
Abyssal plain
Gulf
Hill
Island
Valley
Cape
Ocean trench
Archipelago
Continental shelf
Bay
Plateau
Mountain range
Plain
Isthmus
Steep rock coastal formation
Long, deep crack in the ocean floor
High, raised plain
The part of the mouth of a river in which its current meets the sea's tide
Long mountain ridge in the abyssal plain
Steep slope that leads down from the continental shelf into the deepest part of the ocean
Portion of the sea that is partly enclosed by land
Strip of land that extends into the sea
A natural elevation of the earth's surface, smaller than a mountain
A group of islands
High landform with steep sides
A flat, triangular area of land between branches of the mouth of a river
Low, flat area of land
A small gulf
Group of mountains coneccted to each other
Area of sands or stones next to the sea
Strip of land connecting a peninsula to a continent
An area lower than the surrounding surface
Area of land completely surrounded by water
Underwater plateau that surrounds a continent
Area of low land between mountains
Area of land that is almost entirely surrounded by water
Vast plateau that forms part of the ocean floor