𐰑

𐰑	U+10C11, 𐰑 OLD TURKIC LETTER ORKHON AD

See also: 𐰒

Old Turkic[edit]

Clauson suggest that it might ultimately be derived from Classical Syriac ܕ (“daleth”).

𐰑 (d¹)

A letter of the Old Turkic runic script, representing /d/ and /ð/, used with back vowels.

Clauson, Gerard (1972) “d¹/ḏ¹”, in The Origin of Turkic Runic Alphabet, London, pages 68 and 74
Clauson, Gerard (1962) Turkish and Mongolian studies‎^[1], London: Royal Asiatic Society, page 79