U+FBF4 "ﯴ" Arabic Ligature Yeh with Hamza Above with Yu Isolated Form Unicode Character

U+FBF4 "ﯴ" Arabic Ligature Yeh with Hamza Above with Yu Isolated Form is a typographic ligature used in Arabic script that combines the characters Yeh with Hamza Above and Yu into a single glyph, specifically designed for the isolated form position in text. This ligature is part of the Arabic Presentation Forms-B block, which contains stylized or contextual letter forms that are not typically encoded in the standard Arabic character set but are included for compatibility with older text rendering systems. Its primary function is to ensure correct visual representation in specialized contexts, such as historical documents or certain font families, where the joined shape of "یٔو" (in isolated form) is preferred for aesthetic or calligraphic reasons. While rarely used in modern digital text, it remains a valid Unicode entity for precise scholarly or textual reproduction.