seaweed (English)
├── sea (English)
│ └── see (Middle English (1100-1500))
│ └── sæ (Old English (ca. 450-1100))
└── weed (English)
├── weod (Old English (ca. 450-1100))
├── weodian (Old English (ca. 450-1100))
└── wæd (Old English (ca. 450-1100))
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