ῥέος ῥέος, a stream Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: neuter nominative singular neuter vocative singular ✓ neuter accusative singular of ῥέος ῥέος Neuter SingularDualPlural Nominative – – – Genitive – – – Dative – – – Accusative ῥέος – – Vocative – – –