πτερίνῳ πτέρινος, made of feathers Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: masculine dative singular neuter dative singular feminine dative singular of πτέρινος πτέρινος Plural Masculine Nominative – Genitive – Dative πτερίνοις Accusative – Vocative –