Declaimers refer to individuals who make loud and authoritative speeches, often with a show of passion or vigor. Some synonyms for declaimers include orators, rhetoricians, speakers, diatribists, sermonizers, and demagogues. Orators are skilled public speakers who articulate their messages with conviction and ease. Rhetoricians are similarly skilled speakers who use the techniques of persuasion to influence their audience. Speakers are simply individuals who address an audience on a particular topic. Diatribists are declaimers who express negative views in a passionate and often offensive manner. Sermonizers deliver moral or religious sermons to their congregations. Demagogues are leaders who use manipulative tactics to gain power and control over their followers.