blower vs earpiece

blower

noun
  • Telephone. 

  • A telephone service providing betting odds and commentary, relayed to customers in a bookmaker's shop via loudspeaker. 

  • The whale; so called by seamen, from its habit of spouting up a column of water. 

  • A small fish of the Atlantic coast, Sphoeroides maculatus; the puffer. 

  • A ducted fan, usually part of a heating, ventilation, and/or air conditioning system. 

  • Any device that blows. 

  • A person who blows. 

earpiece

noun
  • A receiver of a telephone to hold near to one's ear. 

  • The arm on a pair of glasses that hooks over the ear to hold them in place. 

  • A speaker placed inside or held near to the ear. 

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