utmost
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
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
extreme: P. and V. ἔσχατος, τελευταῖος; see extreme.
very great: P. and V. μέγιστος, V. ὑπέρτατος.
to the utmost: P. εἰς τὸ ἔσχατον, V. εἰς τοὔσχατον.