addresser vs megaphone

addresser

noun
  • A person who addresses someone (directs spoken or written communication toward someone). 

  • A person who addresses (applies an address to an object to be delivered to a particular location). 

  • A person who gives an address or speech. 

  • A machine that addresses. 

megaphone

noun
  • Mouthpiece or promoter; one who speaks for or publicizes on behalf of another. 

  • A portable, usually hand-held, funnel-shaped device that is used to amplify a person’s natural voice toward a targeted direction. 

  • A cytotoxic neolignan obtained from the laurel Aniba megaphylla. 

verb
  • To use a megaphone; to speak through a megaphone. 

How often have the words addresser and megaphone occurred in a corpus of books? (source: Google Ngram Viewer )