Id (cuneiform) Another sign is similar to "lu", but has only 1-vertical, left and right, ku (cuneiform), and the Amarna letters is usually so compact, that hardly any of the individual strokes can be easily identified. Another sign is similar in this group to cuneiform "ur", but the center is replaced by 2 stokes, one angled down, and the other a wedge (at extreme right vertical), and is the "gáb" sign. In the Amarna letters it is often used for English "all", or "all (of us)", Akkadian language, "gabbu". (Amarna letters EA 153, EA 287, EA 288, and EA 267)--> Id (cuneiform)
Ab (cuneiform) AB, Akkadian language for "šību", "elder". In the corpus of the Amarna letters, which is another common use place for 'ab/ap', the name of some of the authors of letters to the Pharaoh, are for example Labaya, and Ayyab. In both cases the use is syllabic for "ab". The usage numbers for the "ab" cuneiform sign in the twelve, Tablets I-XII, of the "Epic of Gilgamesh", are as follows: ab-(11), ap-(28), and sumerogram AB-(12); for "šību", Akkadian language for "elder", only two spellings use "AB"; six other spelliings of "šību" are syllabic/alphabetic. Ab (cuneiform) The cuneiform ab, and ap sign,