كـ«الحروف المقطعات» و«صفات الله المتشابهة».
For example, the disconnected letters and expressions concerning the ambiguous divine attributes.
The disconnected letters appear at the beginnings of certain Qur'anic surahs; Alif-Lam-Mim is a familiar instance. The book cites these because their specific intended import is not determined within this technical classification.
With expressions about divine attributes, faith in God's transcendence and reverence are essential. Theological schools have differed in how particular expressions should be explained. Here we are identifying the source textbook's usuli treatment, not claiming to resolve every wider theological dispute.