I'd just say simplify. Or "simp." Not only will shopping less save you time and money, it will create a positive ripple effect throughout your life. Peter Walsh, author of Does This Clutter Make My Butt Look Fat?, explains that when you begin to be more conscious and discerning about what you buy, you experience a positive domino effect of conscious discernment in other areas, like choosing better foods and better relationships.
Plus that age-old expression "money doesn't buy happiness" has been backed up by modern research. Gilovich and Leaf Van Boven of the University of Colorado reported that students became much happier after taking vacations with friends, more so than they did after purchasing new material possessions. Their reasoning for these results? Whereas objects fade in appreciation, experiences improve appreciation because people tend to embellish and remember experiences better than they were.