Sigeus
Could not find Sigei in Logeion dictionaries.
Sigei Proper-name adjective: masculine vocative plural, Proper-name adjective: neuter genitive singular, Proper-name adjective: masculine nominative plural, Proper-name adjective: masculine genitive singular of Sigeus
Sigei Proper-name noun: neuter genitive singular of Sigeum
Sīgēus (13) Virg. En. 2, 312, et -ēĭus, a, um, Ov. H. 1, 33 ; M. 13, 3, de Sigée, Troyen ; Sigei campi Virg. En. 7, 294, la plaine de Troie || Romain : Sil. 9, 203.