[{"Bold_text": "verb (used with object)", "List Items": ["to make more trim or spruce; improve in appearance (usually followed byup):Try to smarten up your outfit.", "to make brisker, as a pace.", "to sharpen the judgment or broaden the experience of; educate (usually followed byup):Someone has to smarten him up about dealing with people."]}, {"Bold_text": "verb phrase", "List Items": ["to groom oneself:to smarten up before dinner.to become aware of one's mistakes, shortcomings, etc., and make efforts to correct them:If you don't smarten up, you're going to be out of a job.", "to groom oneself:to smarten up before dinner.", "to become aware of one's mistakes, shortcomings, etc., and make efforts to correct them:If you don't smarten up, you're going to be out of a job."]}]