مرگ

In a sentence

• مرگ پایان زندگی نیست.

  Death is not the end of life.

  Here, 'مرگ' is used to denote the concept or phenomenon of death.

• از فکر مرگ نترس.

  Don’t be afraid of thinking about death.

  In this instance, 'مرگ' is used to refer to death in an abstract, philosophical manner.

• داستان درباره مرگ یک قهرمان قدیمی است.

  The story is about the death of an ancient hero.

  Here, 'مرگ' is used to denote the specific event of an ancient hero's demise.