ὠκύροος
From LSJ
οὐκ ἂν λάβοις παρὰ τοῦ μὴ ἔχοντος → you can't take from one who doesn't have, you can't squeeze blood out of a turnip, you can't get blood out of a turnip, you can't get blood from a stone, you can't get blood out of a stone
English (LSJ)
ον, poet. Adj.
A swift-flowing, ποταμός Il.5.598, 7.133:—fem. Ὠκῠρόη, ἡ, an Oceanid, h.Cer. 420, Hes.Th.360.
Greek (Liddell-Scott)
ὠκύροος: -ον, ποιητικ. ἐπίθ., ὁ ταχέως ῥέων, ποταμὸς Ἰλ. Ε. 598, Η. 133· ― θηλ. Ὠκῠρόη, ἡ, μία τῶν Ὠκεανίδων, Ὕμν. Ὁμηρ. εἰς Δήμ. 420, Ἡσ. Θεογ. 360.
French (Bailly abrégé)
ος, ον :
qui coule rapidement, au cours rapide.
Étymologie: ὠκύς, ῥέω.