ὑπνοδῶτις
From LSJ
ἵνα οὖν μηδ' ἐν τούτῳ δῷ αὐτοῖς λαβήν (Photius, Fragments on the Epistle to the Romans 483.26) → so that he doesn't give them even here a handle (= an opportunity for refutation)
German (Pape)
[Seite 1207] ιδος, ἡ, fem. zum Vor., Orph. H. 56, 8, zw.