proper noun/e.ʁitʁ/
Erythrae
Inherited from Middle French Erythres, from Latin Erythrae, from Ancient Greek Ἐρυθραί (Eruthraí). The Greek ending -ai and the Latin ending -ae regularly become -es in French: Athenae → Athènes; Mycenae → Mycènes; Thebae → Thèbes.