greulich

From LSJ

ἐάν μή διδάξητε περί ἀρετὴς τούς τό ἀργύριον κλέψαντας, οὐ ταξόμεθα οἱ ὁπλῖται → if you don't teach those who have stolen money a lesson on moral virtue, we, the hoplites, will not line up

Source

German > Latin

greulich, atrox. foedus (gräßlich, s. das. die Synon.). – nefarius. nefandus (abscheulich, z.B. Tat etc.). – g. Tat, s. Greuel, Greueltat.