Pinyin: dìng.
This word, like the word "Ding", is very common in ancient books or calligraphy. In the Notes on Diamond Sutra of Amin Dynasty, almost all the words "Ding" are written in this way.
See also examples of different writing methods of the same word included in the textbook Qusheng of Mannuzishu (Sikuben).
Look at the resources on the following website ~
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