The antonyms for the word "un permissive" would include permissive, lenient, tolerant, flexible, open-minded, liberal, and indulgent. These words represent a more relaxed approach to rules, regulations, and authority. A permissive attitude towards parenting, for example, would allow children more freedom to make their own decisions and express themselves. A lenient approach to work might mean allowing employees to have flexible schedules or work from home. Tolerance and open-mindedness show a willingness to accept different beliefs and lifestyles. Being indulgent involves allowing oneself or others to indulge in pleasure, such as in the case of indulgent parenting or indulgent shopping habits.