Ἀχερρῶν Ἀχέρραι, Acerrae Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: Proper-name noun feminine genitive plural of Ἀχέρραι Search the corpus for this form only: Ἀχερρῶν Ἀχέρραι Feminine SingularDualPlural Nominative – – – Genitive – – – Dative – – Ἀχέρραις Accusative – – Ἀχέρρας Vocative – – –