䈜字UNICODE编码U+421C，10进制: 16924，UTF-32: 0000421C，UTF-8: E4 88 9C。
䈜字位于中日韩统一表意文字扩充A区（CJK Unified Ideographs Extension A）。
a thread used by carpenters for marking, (interchangeable 沁) to leak; to soak through