ἀφροφυής
From LSJ
ἃ γὰρ δεῖ μαθόντας ποιεῖν, ταῦτα ποιοῦντες μανθάνομεν → what we have to learn to do we learn by doing
English (LSJ)
ές,
A foamy, of a lettuce, from its milky juice, AP9.412 (Phld.).
Greek (Liddell-Scott)
ἀφροφυής: -ές, ὁ παράγων ἀφρόν, ἐπὶ τῶν θριδάκων (μαρουλίων) ἕνεκα τοῦ γαλακτώδους αὐτῶν ὀποῦ, (ὡς τὸ Λατ. lactusa ἐκ τοῦ lac), Ἀνθ. Π. 9. 412.