Original: Tirich Mir ( alternatively Terich Mir and Terichmir ) is the highest mountain in the Hindu Kush region of northern Pakistan , and the highest mountain indisputably in Pakistan ( several peaks higher than Tirich Mir are in Northern Areas , which Pakistan administers but of which possession is contested by India ) .
Simplified: Tirich Mir ( also called Terich Mir and Terichmir ' ) is the highest mountain in the Hindu Kush region of northern Pakistan .