I generally understand the Ideographic Description Characters (IDSes) and the Ideographic Description Sequences,for CJK strokes and components but the abbreviation GHTJK in this entry and GHTK in others has me baffled: "Han character 不 (radical 1, 一+3, 4 strokes, cangjie input 一火 (MF), four-corner 10900, composition ⿸丆卜(GHTJK) or ⿻丆..." Source

  • Can you provide the link to the wikitionary entry?
    – fefe
    Commented Jan 3, 2020 at 11:19

1 Answer 1


They're one-letter abbreviations for different standards, because some characters appear differently in different standards. From https://en.wiktionary.org/wiki/Template:Han_char#Notes:

The presence of a letter indicates that the given IDS is true for the corresponding standard; GHTJK means the given IDS is true for PRC & Singapore, Hong Kong, Taiwan, Japan, and South Korea.


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