σωριτικός
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)
ή, όν,
A of the nature of the σωρίτης, σ. ἀπορία S.E.P.3.80 (σωρικὴ ἀπορία in M.1.68,80 may be f.l.), Gal.18(2).254. Adv. -κῶς S.E.M.9.182.
German (Pape)
[Seite 1060] in Form eines Häufelschlusses, ἀπορία S. Emp. pyrrh. 3, 80; auch adv., ἐρωτᾶν, adv. phys. 1, 182.