προδεδιακονημένοις
προδιακονέομαι, serve before
Morpho works with a static database. If you like, you can compare the output of Morpheus.
Parsed as:
perfect middle-passive participle masculine dative plural
perfect middle-passive participle neuter dative plural of
προδιακονέομαι
No checked forms of προδιακονέομαι in the morphology database.