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Jyutping sin5
Pinyin shàn

Definitions (Wiktionary)
  1. character
    Only used in 曲蟮 (qūshàn, “earthworm”).

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Jyutping sin6
Pinyin shàn

Definitions (CC-CEDICT)
  1. see 蛐蟮[qu1 shan5]
Definitions (CC-CANTO)
  1. earthworm (coll.)
Definitions (Unihan)
  1. earthworm
  2. Cangjie Input
    LITGR