1. 
   vociferator
   [n] - a loud and vehement speaker (usually in protest)
   Found op http://www.webdictionary.co.uk/definition.php?query=vociferator
   
   
2. 
   Vociferator
   Vo·cif'er·a`tor noun One who vociferates, or is clamorous. [ R.]
   Found op http://www.encyclo.co.uk/webster/V/33
   
   
3. 
   vociferator
   noun a loud and vehement speaker (usually in protest)
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=vociferator
   
   
4. 
   Vociferator
   • (n.) One who vociferates, or is clamorous.
   Found op http://thinkexist.com/dictionary/meaning/vociferator/
   
   
5. 
   vociferator
   1) A loud and vehement speaker 2) Speaker 3) Talker 4) Utterer 5) Verbaliser 6) Verbalizer
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/vociferator/1
   
   

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