Bay
a body of water party enclosed by land
No, "bay" refers to a body of water partially enclosed by land. It is not a landform itself, but rather a type of formation along a coastline. Landforms are natural features on the Earth's surface created by geological processes.
a lagoon
An island
Estuary
A lagoon $$$$
A gulf is a large area of a sea or ocean partially enclosed by land, while a peninsula is a piece of land that is surrounded by water on three sides. In other words, a gulf is a water body, whereas a peninsula is a landform.
A bay is a body of water partially enclosed by land but having a wide outlet to the sea. Bays are typically smaller than gulfs and can provide a natural harbor for ships.
a bay
A basin is defined as being a small enclosed or partially enclosed body of water. You will find sedimentary rock often surrounds a basin.
A spit is a narrow, sandy landform that extends out into a body of water, typically formed by longshore drift. An estuary is a partially enclosed coastal body of water where fresh water from rivers and streams mixes with salt water from the ocean. Estuaries are typically characterized by their high productivity and diverse ecosystems.
EsturaryExplanation...A partially-enclosed coastal region where sea water mixes with freshwater is called an estuary. Estuaries are typically found at the mouth of a stream or river. Estuaries are complex ecosystems, rich in marine life.----------------------------------