φθιτοῖσι φθιτός, dead Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: masculine dative plural (PsCall) neuter dative plural (PsCall) of φθιτός φθιτός Plural Masculine Nominative – Genitive φθιτῶν Dative φθιτοῖς, φθιτοῖσιν Accusative φθιτοὺς Vocative –