athletics vs merriment

athletics

noun
  • Physical activities such as sports and games requiring stamina, fitness and skill. 

  • A group of sporting activities including track and field, road running, cross country and racewalking. 

merriment

noun
  • A state of enjoyable exuberance. 

  • Playful fun. 

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