οὐδάμινος
From LSJ
Κύριε, σῶσον τὸν δοῦλον σου κτλ. → Lord, save your slave ... (mosaic inscription from 4th cent. church in the Negev)
English (LSJ)
η, ον (proparox., cf. Hdn. Gr. 2.26), A worthless, good for nothing, J.AJ17.2.4, 18.7.1, Heph.Astr.3.2, Anon. in Rh.186.16, Hsch.