زَيْدٌ، زَيْدًا، زَيْدٍ — fully declinable singular: ḍamma, fatḥa, kasra.
مُسْلِمَاتٌ، مُسْلِمَاتٍ، مُسْلِمَاتٍ — sound feminine plural: ḍamma for nominative, kasra for accusative/genitive.
عُمَرُ، عُمَرَ، عُمَرَ — diptote: ḍamma, then fatḥa for accusative/genitive under the standard conditions.
أَخُوكَ، أَخَاكَ، أَخِيكَ — six nouns: wāw, alif, yāʾ.
طَالِبَانِ، طَالِبَيْنِ، طَالِبَيْنِ — current class: alif, yāʾ, yāʾ.
Key distinction: In the previous class alif marked accusative; in this class alif marks nominative.