Tu (cuneiform) Tu (cuneiform) The cuneiform sign tu, and for TU-(the sumerogram, capital letter (majuscule), in the Hittite language and other cuneiform texts, is a common-use syllabic sign for ""tu"", and also with a syllabic use for ""t"", or ""u"". It is not a multi-use sign, with other alphabetic sub-varieties. The Sumerian language version is similar to the usage in the Amarna letters, with the 3-horizontal strokes connecting the 4-angled wedges on the left, and connected to the vertical horizontal single-stroke, at right. Varieties exist: for example Amarna letter EA 271 shows 4-hortizontal long-strokes, with 2 short-strokes, between the two long ones,
Ir (cuneiform) Ir (cuneiform) The cuneiform ir (more common usage), or er sign is a sign used in the Epic of Gilgamesh, and the Amarna letters. It is in a small group that have smaller, 3-verticals, as well as 2- and 1-vertical strokes, sitting on a lower horizontal cuneiform stroke. The sign is similar to the "sa (cuneiform)" sign, but sa's upper horizontal stroke is shorter than the lower anchored horizontal stroke. In the Amarna letters, it can also be confused with specific usages of ú-(the alphabetic u (by usage), Ú-1st prime–Ù-2nd prime is a complex, two-part large cuneiform sign, ="and", "but",