κήτειον κήτειος, of sea monsters Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: masculine accusative singular (morph21) neuter accusative singular (morph21) neuter nominative singular (morph21) neuter vocative singular (morph21) of κήτειος κήτειος Singular Feminine Nominative κητείη Genitive κητείης Dative – Accusative – Vocative –