"diabolic" in German diabolic diabolisch teuflisch dämonisch Detailed translations for "diabolic" diabolic diabolic(also: diabolical) diabolisch diabolic(also: diabolical) teuflisch diabolic(also: daemonic, demoniac, demoniacal, diabolical) dämonisch{adjectiv} English synonyms for "diabolic" diabolic {s} demonic devilish diabolical fiendish hellish infernal mephistophelean mephistophelian satanic unholy