antimatter (English)
├── anti- (English)
│ └── ἀντί (Ancient Greek (to 1453))
└── matter (English)
└── mater (Middle English (1100-1500))
└── materie (Anglo-Norman)
└── materie (Old French (842-ca. 1400))
└── materia (Latin)
└── mater (Latin)
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