Fana / فناء
the "passing away", the "annihilation", the "dissolution" of the ego and self in the presence of the Divine

Haqq / الحق
Truth, Reality, God.
to seek al-Haqq is to seek union with the Divine Reality

Ruh / روح
Spirit, soul, breath.
The divine breath animating all creation

Ishq / العشق الحقيقي
Divine love, passionate love.
the burning love of God that annihilates the self, transcending ordinary human affection