παλίρροος παλίρροος, back-flowing, refluent Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: feminine nominative singular (morph21) masculine nominative singular (morph21) of παλίρροος παλίρροος Singular Masculine Nominative παλίρρους Genitive – Dative – Accusative – Vocative –