Schmalzy is an adjective often used to describe overly sentimental or sappy emotions, sentiments, or works of art. Some antonyms for schmalzy would be emotionally restrained, unemotional, unfeeling, objective, rational, realistic, practical, matter-of-fact, unromantic, cynical, and unsentimental. These words describe the opposite of what schmalzy suggests. They convey a sense of detachment or objectivity that is free from excessive emotion or sentimentality. In contrast to schmalzy, which often connotes a sense of saccharine sweetness, these antonyms suggest a more grounded or realistic perspective on life and the world around us.