The word "un-permissive" refers to something that is not allowed or authorized. Antonyms for this word include "tolerant", "lenient", "permissive", "agreeable", "approving", "indulgent", "easy-going", "liberal", and "open-minded". These words describe a situation where there are no restrictions or limitations in place, or where rules are flexible and adaptable to different circumstances. They imply an environment where individuals are encouraged to explore their creativity and express themselves without fear of reprisal or punishment. Unlike "un-permissive", these antonyms suggest a positive and supportive atmosphere that fosters personal growth and development.