Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
†† Băgōus, i, and Băgōas, ae, m., = Βαγῶος and Βαγώας [Persian], a eunuch at the Persian court: Bagou (gen. Gr. = Βαγώου), Plin. 13, 4, 9, § 41.
Form Bagoas, Quint. 5, 12, 21.
Hence, any guard of women, Ov. Am. 2, 2, 1.