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
ἐπίσκοπος, ἐμπρεπής, σύμφυλος, σύζυγος, ἰσόρροπος, προσήγορος, ἄρτιος, συνῳδός, συμπρεπής, ἀκόλουθος, ὁμόλογος, ἱκνεύμενος, ἱκνούμενος, ἁρμόδιος, σύμμετρος, ἄξιος, προσῳδός, ἀντίπαλος