In ancient Greece what is a land nearly surrounded by water called?

In ancient Greece, a land nearly surrounded by water is referred to as a " peninsula." The term describes a landform that is connected to the mainland on one side while being bordered by water on the other sides. This geographical feature was significant in ancient Greek civilization, influencing trade, culture, and military strategies. Notable examples include the Peloponnesus peninsula, which was home to important city-states like Sparta and Corinth.