ἰδιαζόντως
From LSJ
εἰς τὸ ὄνομα τοῦ Πατρὸς καὶ τοῦ Υἱοῦ καὶ τοῦ Ἁγίου Πνεύματος → in the name of the Father, and of the Son, and of the Holy Spirit
English (LSJ)
[ῐδ], Adv.
A in a special or peculiar way, Stoic.3.94, D.S.19.99, S.E.P.1.182, Cod.Just.1.3.35.3, etc.; separately, opp. κοινῇ, Sammelb.7033.53 (v A.D.).