There are several synonyms for the word "supremacists," each with their own nuances. For example, "extremists" can be used to describe those who hold extreme and often dangerous beliefs about race, religion, or politics. "Radicals" may also be used to describe individuals who hold extreme views, often advocating for fundamental change or revolution. "Fanatics" refer to those who hold extreme and unwavering views on a particular topic, often to the point of intolerance and hostility towards those who hold differing beliefs. "Ultra-nationalists" focus on promoting their nation or ethnicity above all others, while "white nationalists" specifically advocate for white supremacy.