U+FE9B "ﺛ" Arabic Letter Theh Initial Form Unicode Character

U+FE9B "ﺛ" Arabic Letter Theh Initial Form is a presentation form of the Arabic letter "Theh" (ث), specifically designed to appear at the beginning of a word when written in connected Arabic script. It is part of the Arabic Presentation Forms-B block and represents the initial, or isolated-initial, glyph variant where the character has a right-joining tail that connects to the following letter, while its left side remains unconnected. This forms the distinctive three-dotted "th" sound common in words like "ثعلب" (fox), enabling proper cursive text rendering in word processors and digital typography.