U+2CE3 "ⳣ" Coptic Small Letter Old Nubian Wau Unicode Character

U+2CE3 "ⳣ" Coptic Small Letter Old Nubian Wau is a script-specific letter from the Coptic Unicode block, representing a variant of the letter "wau" that was used in writing the Old Nubian language, an extinct Nilo-Saharan language of medieval Nubia. This character, with its rounded, open form distinct from standard Coptic letters, was incorporated into Unicode as part of efforts to digitally preserve the historical scripts of African Christian kingdoms, allowing scholars to encode ancient liturgical and administrative texts that employed this unique grapheme for representing the /w/ sound.