centuplet vs hundreder

centuplet

noun
  • Synonym of hundred: A group of 100. 

  • One of a group of 100, particularly one of 100 babies born at the same time, from the same egg, or from the same DNA. 

hundreder

noun
  • Synonym of hundredman: An administrator overseeing a hundred. 

  • An inhabitant or freeholder of a hundred, hence (law) a person eligible for jury duty within a hundred. 

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