πονηρεύμασιν πονήρευμα, a knavish trick Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: neuter dative plural of πονήρευμα Search the corpus for this form only: πονηρεύμασιν πονήρευμα Neuter SingularDualPlural Nominative – – – Genitive – – – Dative – – – Accusative – – πονηρεύματʼ Vocative – – –