What does Noor mean?
Noor (نور, nur) means 'light' and comes from the Arabic root n-w-r. It is used for girls and boys across the Muslim world and carries connotations of radiance and divine light. Transliteration varies between Noor, Nour and Nur.
What does Layan mean?
Layan (ليان) comes from the Arabic root l-y-n ('to be soft'), carrying the sense of softness, gentleness and an easy, comfortable life. Some sources add a secondary 'ease/prosperity of living' nuance.