εὐστόμων εὔστομος, with mouth of good size Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: feminine genitive plural masculine genitive plural neuter genitive plural of εὔστομος εὔστομος Plural Neuter Nominative εὔστομα Genitive – Dative – Accusative εὔστομʼ Vocative –