cistern vs holder

cistern

noun
  • A cisterna. 

  • The vessel surrounding the condenser in a steam engine. 

  • In a flush toilet, the container in which the water used for flushing is held; a toilet tank. 

  • A reservoir or tank for holding water, especially for catching and holding rainwater for later use. 

holder

noun
  • A thing that holds. 

  • A person who temporarily or permanently possesses something. 

  • The defending champion. 

  • One who is employed in the hold of a vessel. 

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