PEI
PEI - Prince Edward Island
They all have water borders of one kind or another but Alberta and Saskatchewan had their borders drawn from Ottawa without deliberately using rivers, lakes or shorelines for borders. Some of Alberta's border with BC is along the Continental Divide and I would consider that a water border, in a sense. So the safest answer is Saskatchewan.
plains not water
Three sides of water
PEI
Hawaii is entirely surrounded by water. In terms of percentage of border surrounded by water it would be Hawaii. If you're measuring the total length of the coastline, it would be Alaska.
An island is a piece of land entirely surrounded by water.
Europe, Asia, North America, South America, and Africa are not completely surrounded by water (Although if counting the Panama Canal and the Suez Canal, then North America, South America, and Africa would be completely surrounded by water).
Quebec and New Brunswick ==================== The Chignecto Isthmus, which connects New Brunswick and Nova Scotia, is only 24 miles across.
Asia/Europe, as they are connected? so they are not Entirely surrounded.
An area almost entirely surrounded by water is called a peninsula.
All except for Alberta and Saskacthewan all border water.
PEI - Prince Edward Island
Don't really understand if you want the name of a land surrounded by water (Australia) or if you want to know what land surrounded by water is called (island) :D
A peninsula is a piece of land that is almost entirely surrounded by water. An antonym for peninsula would be bay, as a bay is a body of water that is almost entirely surrounded by land.
An island