couch (English)
├── couche (Old French (842-ca. 1400))
├── couchier (Old French (842-ca. 1400))
│ └── collocare (Latin)
└── quitch (English)
├── cwice (Old English (ca. 450-1100))
│ └── kweke (Middle Low German)
└── quicchen (Middle English (1100-1500))
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