There are several different synonyms that can be used in place of the word "fireeaters." One option is "hotheads," which conveys the idea of individuals who are quick to become angry or passionate about a particular issue. Another possible synonym is "incendiaries," which suggests people who are determined to create unrest or chaos through provocative actions or statements. "Agitators" is another similar term that is often used to describe individuals who are actively working to stir up trouble or promote a particular agenda through their words and actions. Other potential synonyms for "fireeaters" might include "radicals," "extremists," or "zealots".