διεγγυᾶν

From LSJ

παρθενικὴν δὲ γαμεῖν, ἵνα ἤθεα κεδνὰ διδάξῃς → take thee a maiden to wife, and teach her ways of discretion

Source

Greek > English (Woodhouse Verbs Reversed)

give security for a person, offer bail for (see also: διεγγυῶ, διεγγυάω)