U+57AB "垫" CJK Unified Ideograph-# Unicode Character

U+57AB "垫" CJK Unified Ideograph-# is a Chinese character that primarily means "to cushion," "to pad," or "to fill in," as well as referring to a "mat" or "cushion" itself. It is composed of the radical for "earth" or "ground" (土) on top of a phonetic component, reflecting its semantic connection to adding a layer beneath something for support or protection. In modern usage, it appears in common words like "dianzi" (垫子, meaning a mat or pad) and "dianjiao" (垫脚, meaning to stand on tiptoe or to use a footstool), and it is frequently employed in contexts ranging from furniture and bedding to financial terms such as "diankuan" (垫款, for advancing a payment). The character is classified under the Kangxi radical 32 (土) and is widely used in both Simplified and Traditional Chinese texts.