Standpats are individuals who refuse to change their opinions or beliefs, even in the face of new evidence or circumstances. Antonyms for standpats might include words like flexible, open-minded, adaptable, receptive, progressive, or dynamic. These words suggest a willingness to consider new ideas or approaches, and an ability to adjust one's viewpoint or behavior based on changing circumstances. Other possible antonyms for standpats might include words like innovator, reformer, forward-thinking, or visionary, all of which suggest a commitment to progress and improvement. In contrast to standpats, these antonyms imply a creative and curious mindset that seeks out new possibilities and embraces change as a necessary part of growth and development.