magpie vs piker

magpie

noun
  • Someone who displays a magpie-like quality such as hoarding or stealing objects. 

  • One of several kinds of bird in the family Corvidae, especially Pica pica. 

  • A fan or member of Newcastle United F.C. 

  • A superficially similar Australian bird, Gymnorhina tibicen or Cracticus tibicen. 

  • The third circle on a target, between the inner and outer. 

verb
  • To talk idly; to talk about other people's private business. 

  • To mark with patches of black and white or light and dark. 

  • To steal or hoard (items) as magpies are believed to do. 

piker

noun
  • One who refuses to go out with friends, or leaves a party early; a spoilsport or "chicken". 

  • One who bets or gambles only with small amounts of money. 

  • A soldier armed with a pike, a pikeman. 

  • An amateur. 

  • A stingy person; a cheapskate. 

  • One who pikes (quits or backs out of a promise). 

  • A tramp; a vagrant. 

  • A bullock living in the wild. (Also used attributively.) 

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