To describe a three-letter pattern, Sarf uses the model letters ف ع ل.
TermPositionIn ضَرَبَ
فاء کلمہFirst letterض
عین کلمہSecond / middle letterر
لام کلمہThird / last letterب
In the three basic patterns of this level, the first and third letters have Fathah. The middle letter may have Fathah, Kasrah, or Dhammah.