The ḥāfah is the side edge of the tongue. The text places ḍād (ض) against the area near the roots of the molars. It is not articulated exactly like the front-teeth dāl or ẓāʾ.
Practice ضَ، ضِ، ضُ, paying attention to the side of the tongue. Substituting z, ẓ or d for ḍ changes the letter. Precise performance benefits from live corrective listening.
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Point 7: Side of tongue — ḍād
Makhārij al-Ḥurūf — The Fifteen Articulation Points
The ḥāfah is the side edge of the tongue. The text places ḍād (ض) against the area near the roots of the molars. It is not articulated exactly like the front-teeth dāl or ẓāʾ.
Practice ضَ، ضِ، ضُ, paying attention to the side of the tongue. Substituting z, ẓ or d for ḍ changes the letter. Precise performance benefits from live corrective listening.