The term "exciter of public debate" can be replaced with several synonyms that convey a similar meaning. Some of these synonyms include provocateur, agitator, firebrand, instigator, rabble-rouser, and stirrer. These words describe individuals who incite or stir up public opinion through their words or actions, often with the intention of promoting change or bringing attention to a particular issue. They can be seen as controversial figures who often attract both support and criticism. In today's society with social media being so prevalent, anyone can become an exciter of public debate, making it all the more important to choose one's words carefully and thoughtfully.