coast
The Spanish word 'costa' translates to 'coast' in English. It refers to the land along the edge of a sea, ocean, lake, or river. This could be either a beach with sand or pebbles or a steep cliff like terrain. It functions as a noun in the sentence.
I live on the east coast of Spain.
In this sentence, 'costa' is used to indicate a geographic location specifically relating to the seashore. This example shows how 'costa' can be used to define specific coastal areas of a country or region.
During vacations, we always visit the coast.
Here, 'costa' is used in a general sense to refer to an unspecified coastal area. When someone says they are going to 'la costa', they are typically referring to a beach or vacation spot near the sea.