En (cuneiform) explained

The cuneiform sign en, is a common-use sign of the Amarna letters, the Epic of Gilgamesh, and other cuneiform texts (for example Hittite texts). It has a secondary sub-use in the Amarna letters for ka4.^[1]

Linguistically, it has the alphabetical usage in texts for n, e, or en, and also a replacement for "e", by vowels, a, or i, or u.

Epic of Gilgamesh usage

The en sign usage in the Epic of Gilgamesh is as follows: (en, 32 times, and EN, 184 times).^[2] EN in the Epic of Gilgamesh is used for Akkadian, adi (English "until, plus", and Akkdian bēlu), for "lord, owner".^[3]

References

• Parpola, 1971. The Standard Babylonian Epic of Gilgamesh, Parpola, Simo, Neo-Assyrian Text Corpus Project, c 1997, Tablet I thru Tablet XII, Index of Names, Sign List,

Notes and References

1. https://cdli.ucla.edu/search/search_results.php?SearchMode=Text&ObjectID=P270892 CDLI: EA 34.
2. Parpola, 1971. The Standard Babylonian Epic of Gilgamesh, Sign List, pp. 155-165, no. 098, p. 157.
3. Parpola, 1971. The Standard Babylonian Epic of Gilgamesh, Sign List, pp. 155-165, p. 117, for Logograms, and p. 119, for adi, p. 122, for bēlu.