كيص كيف كيل
كَيَّفْتُهُ فَتَكَيَّفَ, used by the Muslim theologians, (Ḳ, TA,) verbs derived from كَيْفَ, (TA,) [signifying I specified by the ascription of its quality and it became so specified,] are formed in accordance with analogy, not heard from the Arabs. (Ḳ,* TA.)
تَكَيَّفَ: see what next precedes.
كَيْفِيَّةٌ Quality as answering to “how?”; mode, or manner, of being.
كَيْفُوفِيَّةٌ for كَيْفِيَّةٌ: see تَيْسِيَّةٌ.