Antonyms for the phrase "goes up against" include cooperation, collaboration, and agreement. When people work together, there is no need to compete against one another, and instead, they can harness the power of their collective abilities to achieve a common goal. By collaborating and seeking agreement, parties can find solutions that benefit everyone involved without the need for one-upmanship or competition. Cooperation can lead to increased productivity, satisfaction, and ultimately success in achieving shared objectives. By embracing these antonyms, individuals and groups can work toward a positive outcome that benefits all parties involved.