βήξ βήξ, a cough Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: feminine nominative singular of βήξ βήξ Feminine SingularDualPlural Nominative βὴξ – – Genitive βηχὸς – βηχέων Dative – – – Accusative – – – Vocative – – –