κραταιίς
From LSJ
Οὐκ ἔστι σιγᾶν αἰσχρόν, ἀλλ' εἰκῆ λαλεῖν → Silere non est turpe, sed frustra loqui → nicht Schweigen schändet, sondern Schwätzen auf gut Glück
English (LSJ)
ἡ, (κρατύς) of the stone of Sisyphus, ὅτε μέλλοι ἄκρον ὑπερβαλέειν, τότ' ἀποστρέψασκε κραταιίς when it was just about to surmount the top, then did
A mighty weight turn it back, dub. in Od.11.597 (taken as Adv., violently, by Aristarch.; as κράται' ἴς (where κράταια may be an old fem. of κρατύς like *πλάταια (cf. Skt. pṛthivī), pl. Πλαταιαί, fem. of πλατύς) by Ptol.Asc. ap. Hdn.Gr.2.153). II (proparox.) as pr.n., the Mighty one, name of the mother of Scylla, Od.12.124.