roundness (English)
├── -ness (English)
└── round (English)
├── ront (Old French (842-ca. 1400))
├── roun (Middle English (1100-1500))
│ └── run (Old English (ca. 450-1100))
└── rounen (Middle English (1100-1500))
└── runian (Old English (ca. 450-1100))
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