descending vs downhill

descending

adj
  • Moving or sloping downwards. 

  • Ordered such that each element is less than or equal to the previous element. 

  • Becoming lower in pitch. 

  • Causing a sequence to follow a descending order. 

noun
  • A descent. 

downhill

adj
  • Going down a slope or a hill. 

  • Easy. 

  • Located down a slope or hill. 

noun
  • The fastest of the disciplines of alpine skiing. 

  • A rapid descent of a hill in related sports, especially in alpine skiing. 

adv
  • Deteriorating, getting worse. 

  • Down a slope. 

verb
  • To take part in downhill skiing. 

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