noun. The state or character of being restrictive.

noun. The state of being restrictive.

noun. a grammatical qualification that makes the meaning more specific (`red hat' has a more specific meaning than `hat')

noun. a lack of permissiveness or indulgence and a tendency to confine behavior within certain specified limits

"Such restrictiveness is very substantially reduced, and, in the limit, may be altogether eliminated, when the unanimity criterion is shifted one stage upward, to the level of potential agreement on constitutional rules within which ordinary politics is to be allowed to operate."

limiting  modification  qualifying  

vindictiveness