cub vs moorhen

cub

noun
  • A young fox. 

  • A young man who seeks relationships with older women, or "cougars". 

  • A child, especially an awkward, rude, ill-mannered boy. 

  • Synonym of cub reporter 

  • An adolescent furry character. 

  • The young of certain other animals, including the bear, wolf, lion and tiger. 

verb
  • To hunt fox cubs. 

  • To give birth to cubs. 

moorhen

noun
  • A female red grouse, Lagopus lagopus scotica. 

  • Any of various medium-sized water birds of the genus Gallinula, of the rail family, that feed in open water margins. 

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