Jacobins is a term that refers to a political group that existed during the French Revolution. It is often associated with radicalism, as the group was known for their extreme views and actions. However, there are many synonyms that can be used instead of Jacobins. Some of these synonyms include extremists, revolutionaries, radicals, militants, and rebels. Each of these words has its own unique connotation and use in different contexts. For example, militants may be associated with violence, while radicals may be associated with a more ideological approach to politics. Ultimately, the choice of synonym will depend on the specific meaning and usage of the word in a particular context.