Trostmittel

From LSJ

τοῖς οἰκείοις βουλεύμασιν ἁλίσκεσθαι → hoist by one's own petard, hoist with one's own petard, hoist on one's own petard, hoisted by one's own petard, be hoist with one's own petard

Source

German > Latin

Trostmittel, solacium. – medicina (als Heilmittel).