"Ignus fatuus" is a Latin term that refers to a misleading or deceptive guiding light, often used metaphorically to describe a false or illusory goal or idea. The antonyms for "ignus fatuus" may include clarity, truthfulness, authenticity, reality, and honesty. These terms highlight the importance of being genuine, transparent, and truthful in life, in contrast to misleading or deceptive behaviors. The antonyms of "ignus fatuus" remind us to seek reliable and trustworthy sources of guidance in life and to avoid being misled by false promises, illusions, or fantasies. By embracing clarity and honesty, we can navigate through life with integrity and purpose.