The bond between the brother and sister was tightly interwoven and hard to undo.
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Used by Qu Yuan 屈原 (Qū Yuán) in the Chu Ci 《楚辞》: 女嬃之婵媛兮，申申其詈予 — describing his sister's emotional clinging concern. The word carries that flavor of feminine grace fused with deep feeling.
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Strictly literary. You will only encounter 婵媛 in classical poetry, prose, and modern literary pastiche — never in conversation.
