The term "more curbing" can be substituted with a few other synonyms that convey similar meanings such as "more restricting," "more limiting," and "more constraining." Each of these words highlights the idea of putting a deterrent or restraint in place to control a situation or prevent undesirable behavior. Whether it's curbing the spread of a disease, reducing traffic, or managing personal spending, the aim is to establish some level of regulation that prevents excess or harm. In essence, the term "more curbing" can be interpreted as increasing the level of regulation, limitation, or control in a particular area or situation.