Job's-tears seeds can both be eaten and used as medicine.
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苡 is not used on its own; it occurs only in plant names — 薏苡 (Job's tears) and the classical 芣苡 (plantain) from the 诗经. It joins the grass radical 艹 with the phonetic 以.
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Bound and literary; seen only inside plant names and old texts, not as a free word in speech.
