vest

In a sentence

• Vântul adie blând din vest.

  The wind blows gently from the west.

  Here, 'vest' is used as a noun referring to the cardinal direction west.

• Noua vestă este foarte elegantă.

  The new vest is very elegant.

  In this sentence, 'vestă' is the noun for a piece of clothing, specifically a vest.

• România se află la vest de Marea Neagră.

  Romania is located to the west of the Black Sea.

  Here, 'vest' again refers to a cardinal direction but is part of a prepositional phrase indicating geography.