hopping vs skipping

hopping

noun
  • The act of one who, or that which, hops; a jumping, frisking, or dancing. 

  • The addition of hops during the production of beer as a flavouring agent 

  • A shift from one energy-state to another by an electron in an atom. 

  • hop picking, the practice of picking hops; for Londoners a holiday period working in the hop gardens of Kent. 

adj
  • Of a location, crowded with people. 

skipping

noun
  • The game, activity, or exercise of jump rope. 

  • The act by which something is skipped or omitted. 

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