U+5591 "喑" CJK Unified Ideograph-# Unicode Character
U+5591 "喑" CJK Unified Ideograph-# is a Chinese character that primarily means "mute" or "dumb," often referring to an inability to speak, and it can also convey the idea of being silent or hoarse in classical texts. In modern usage, it appears in compound words like "喑哑" (yīn yǎ) meaning hoarse or mute, and it retains a literary nuance, sometimes associated with a state of voicelessness or suppressed sound. Linguistically, it belongs to the radical 口 (mouth) and phonetic component "音" (yīn, meaning sound or tone), suggesting a conceptual link between sound and its absence. The character is used in both simplified and traditional Chinese writing systems, and it appears in historical literature, including classical poetry and medical texts, where it describes physical or symbolic speechlessness.