The word "reign terror" means to rule with fear and intimidation. However, there are many antonyms to this phrase that imply a more peaceful and harmonious approach to governing. Some of the antonyms to "reign terror" include lead with compassion, govern with kindness, rule with fairness, govern with love, or guide with empathy. These phrases suggest that leaders should use positive emotions and actions to lead, rather than instilling fear and violence in their followers. Effective leadership often comes from leading by example and promoting a sense of unity, rather than tearing people apart.