U+12364 "𒍤" Cuneiform Sign Zi over Zi Unicode Character

U+12364 "𒍤" Cuneiform Sign Zi over Zi is a compound glyph from the Sumero-Akkadian cuneiform script, consisting of two identical horizontal wedges stacked vertically representing the phonetic value "zi" or "sí", sometimes used to express an intensified or reduplicated sense. This sign typically appears in early dynastic and Old Babylonian monumental inscriptions and lexical lists, where it was employed to denote the related concepts of breath, life, or soul (as in the Sumerian word "zi"), or as a determinative in personal and divine names. Its design reflects the scribal practice of combining signs to create new logographic or syllabic values, emphasizing the density and complexity of cuneiform writing.