cootie vs puck

cootie

noun
  • A sideswiper, a type of telegraph key. 

  • Any germ or contaminant, real or imagined, especially from the opposite gender (for pre-pubescent children). 

  • A louse (Pediculus humanus). 

  • A nest-building female American coot (counterpart to cooter). 

puck

noun
  • A pointing device with a crosshair. 

  • billy goat 

  • A hard rubber disc; any other flat disc meant to be hit across a flat surface in a game. 

  • A body position between the pike and tuck positions, with knees slightly bent and folded in; open tuck. 

  • A penalty shot. 

  • An object shaped like a puck. 

verb
  • To hit, strike. 

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