U+FEBA "ﺺ" Arabic Letter Sad Final Form Unicode Character

U+FEBA "ﺺ" Arabic Letter Sad Final Form is a presentation form of the Arabic letter "sad" specifically used when it appears at the end of a word, connecting to the preceding letter on its right but not to any letter that follows. This glyph is part of the Unicode standard's Arabic Presentation Forms-B block, designed to facilitate correct typographic rendering in legacy text or systems that require explicit positional variants. In written Arabic, the final form of "sad" features a distinctive curved tail that extends below the baseline, distinguishing it from its isolated, initial, or medial counterparts and ensuring proper word shape and readability in manuscripts and digital fonts.