What is مُضَافٌ
It is the possessed.
Takes fattah khasra and dhamma
Never takes tanwin or ال
What is مُضَافٌ اِلَيهِ
It is the possessor
Can take tanwin or ال
Bilals book
كِتَابُ بِلَالٍ
The teachers table
مَكْتَبُ الْمُدَرِّسِ
What is the main ending for Mudaaf ilayhi
Either ِِسِ or سٍ