The cuneiform hi/he sign, (and its Sumerograms), has many uses in both the 14th century BC Amarna letters and the Epic of Gilgamesh; also other texts, for example Hittite texts.
It is also used to form a second usage of the plural HI.A, .
The more common plural is Meš, found in sub-varieties of the sign, a vertical (left), and a horizontal, with 3 wedges, in various position(right); (a digital form)-.
The alphabetic/syllabic uses and Sumerograms of the 'hi' sign from the Epic of Gilgamesh:[1] Its usage numbers from the Epic of Gilgamesh are as follows:[1] he-(5), hi-(86), DǛG-(3), HI-(6), and ŠÁR-(13).