Permissiveness is a state of being tolerant and allowing behavior without imposing limitations. Therefore, the antonyms for "permissiveness" would be words that describe a state of being strict, firm or controlling. Some of the antonyms for "permissiveness" include restrictiveness, regulation, supervision, discipline, restriction, and restraint. These words imply that there are limits and guidelines that need to be followed, and a lack of compliance will result in consequences. A non-permissive environment promotes order, structure, and responsibility. It fosters growth, encourages boundary setting and self-control while preventing chaos, bad behavior and undisciplined conduct.