U+A705 "꜅" Modifier Letter Chinese Tone Yang Qu Unicode Character

U+A705 "꜅" Modifier Letter Chinese Tone Yang Qu is a typographic symbol used in linguistic and phonetic transcription systems, particularly within the context of Sinological phonology, to denote the yang qu tone, which represents a specific tonal category in Middle Chinese and some modern Chinese dialects. This tone is part of a tonal system that distinguishes between yin and yang registers, with yang tones historically associated with voiced initials, and the qu tone marking a departing or falling tonal contour. The character appears as a small, superscript-like glyph that is placed before or after a syllable to indicate the precise tonal pronunciation, aiding scholars and language learners in accurately reproducing the tonal nuances of historical or regional Chinese speech forms.