"leave sth alone" in German to leave sth. alone etw. in Ruhe lassen sein lassen seinlassen Detailed translations for "leave sth alone" to leave sth. alone to leave sth. alone(also: to let sth. alone) etw. in Ruhe lassen to leave sth. alone(also: to let sth. alone) sein lassen to leave sth. alone(also: to let sth. alone, to stop sth.) seinlassen{transitive verb}