ὀρχήστρᾳ ὀρχήστρα, the orchestra Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: feminine dative singular of ὀρχήστρα Search the corpus for this form only: ὀρχήστρᾳ ὀρχήστρα Feminine SingularDualPlural Nominative – – – Genitive ὀρχήστρας – – Dative – – – Accusative ὀρχήστραν – – Vocative – – –