προομνύουσιν προόμνυμι, to swear before Morpho works with a static database. If you like, you can compare the output of Morpheus.Parsed as: present active participle masculine dative plural present active participle neuter dative plural present active indicative 3rd plural of προόμνυμι προόμνυμι Aorist Active participle · Singular Masculine Nominative προυμόσας Genitive – Dative – Accusative – Vocative –