πορφυροεργής
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)
ές,
A wrought of purple, EM63.46.
German (Pape)
[Seite 686] ές, in Purpur arbeitend, E. M.
Greek (Liddell-Scott)
πορφῠροεργής: -ές, ὁ ἐκ πορφύρας εἰργασμένος, Ἐτυμολ. Μέγ. 63. 46.
Greek Monolingual
-ές, Α
κατασκευασμένος με πορφύρα.
[ΕΤΥΜΟΛ. < πορφύρα + -εργής (< ἔργον)].