A long narrow region of land with water on each side is called and isthmus
a LONG NARROW CUT IS CALLED A SLIT. IT MEANS A LONG ROAD SPLIT IN 2.
That would be a "fjord," which is a long, narrow sea inlet with steep sides or cliffs, typically formed by glacial erosion. In southern Ireland, these fjords are often a result of Ice Age glaciers shaping the landscape.
A long narrow mark could be a scratch on a surface, a streak of light, or a thin line drawn with a writing implement.
Isthmus
A narrow piece of land joining two larger bodies is called an isthmus.
A crevice.
Fjords.
A long narrow chain of hills and mountains is called a mountain range or a mountain chain.
a LONG NARROW CUT IS CALLED A SLIT. IT MEANS A LONG ROAD SPLIT IN 2.
fjord fjord
Skis
plateaus
ria
Out of region or out of state i think its region
A narrow gap or crack in a rock is commonly referred to as a fissure. This term describes a long, narrow opening in the rock where it has split or fractured. Fissures can vary in size and depth.
One example are the Western Norway Fjords.
The word is ria. It means a long, narrow inlet.