Synonyms of 'protester'
1 demonstratorDictionary, rebel, dissident
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Demonstrators are people who are marching or gathering somewhere to show their opposition to something or their support for something.
Police tried to break up a crowd of demonstrators.
Dissenters are people who say that they do not agree with something that other people agree with or that is official policy.
They do not tolerate dissenters in their ranks.
Thesaurus for protester from the Collins English Thesaurus
Protesters are people who protest publicly about an issue.