billiards vs medley

billiards

noun
  • A two-player cue sport played with two cue balls and one red ball, on a snooker sized table. 

  • Any of various games played on a tabletop, usually with several balls, one or more of which is hit by a cue. 

medley

noun
  • A competitive swimming event that combines the four strokes of butterfly, backstroke, breaststroke, and freestyle. 

  • A collection or mixture of miscellaneous things. 

  • A cloth of mixed colours. 

  • A collection of related songs played or mixed together as a single piece. 

verb
  • To combine, to form a medley. 

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