γευστέον
From LSJ
ἔνδον γὰρ ἁνὴρ ἄρτι τυγχάνει, κάρα στάζων ἱδρῶτι καὶ χέρας ξιφοκτόνους → yes, the man is now inside, his face and hands that have slaughtered with the sword dripping with sweat
English (LSJ)
A one must make to taste, τινὰ αἵματος Pl.R.537a.
Greek (Liddell-Scott)
γευστέον: ῥημ. ἐπίθ. τοῦ γεύω, καὶ γεύομαι, τινά τινος Πλάτ. Πολιτ. 537A.
Spanish (DGE)
hay que hacer probar fig., c. gen. τοὺς παῖδας ... αἵματος e.d. sentir la violencia de la guerra, Pl.R.537a.