The antonyms for the phrase "watches out for" include disregards, neglects, ignores, or overlooks. These words indicate a lack of attention or concern for the well-being of others. When someone disregards, neglects, or ignores another person, they show no interest in their safety or welfare. On the other hand, when someone watches out for others, they show a caring, considerate attitude. Watching out for someone can mean being vigilant and observant, and taking steps to prevent harm or danger. Therefore, it is essential to be mindful of how we treat others and strive to watch out for them, rather than disregard or neglect them.