This rare kanji has no clear standalone meaning. Treat its meaning as uncertain.
婌 combines 女 (woman) with 叔, which may contribute sound. The exact historical development is uncertain.
A woman 女 beside 叔, but the meaning is unclear. Think of it as a mysterious woman whose story is lost.
For シュク, imagine a woman named Shuku who appears in old records: Shuku -> シュク, but her meaning is forgotten.
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