χαράσσειν

From LSJ

τὸ γὰρ ἐμφυὲς οὔτ' αἴθων ἀλώπηξ οὔτ' ἐρίβρομοι λέοντες διαλλάξαιντο ἦθος → the red fox and the roaring lion cannot change the nature born in them

Source

Greek > English (Woodhouse Verbs Reversed)

(see also: χαράσσω) furrow, mark, scratch