Sound/sound-like: ghulāmī, dalwī, ẓabyī — kasrah suited to -ī.
Maqṣūr: ʿaṣāya, raḥāya — alif preserved.
Manqūṣ: qāḍiyya — two yāʾs assimilate.
Sound masculine plural: muslimiyya — nominative wāw becomes yāʾ and assimilates.
Six nouns: abī, akhī and other special forms; a distinct rule for dhū.
Choose the pattern based on the noun’s morphological ending.