thy

used to show that something belongs to you (now mainly in religious texts or old literature)

tuyo, tuya, tuyo/tu

• thy + noun

• Thy kingdom come.

  Venga tu reino.

used to address someone formally or politely, especially in religious contexts (now mainly in old literature)

tuyo, tuya, tu

• thy + noun

• Thy grace is sufficient for me.

  Tu gracia es suficiente para mí.