progress vs wane

progress

verb
  • To expedite. 

  • To develop. 

  • To move, go, or proceed forward; to advance. 

  • To improve; to become better or more complete. 

noun
  • Specifically, advancement to a higher or more developed state; development, growth. 

  • Movement onwards or forwards or towards a specific objective or direction; advance. 

  • An official journey made by a monarch or other high personage; a state journey, a circuit. 

  • Movement or advancement through a series of events, or points in time; development through time. 

  • Science has made extraordinary progress in the last fifty years. 

wane

verb
  • Said of a time period that comes to an end. 

  • To progressively lose its splendor, value, ardor, power, intensity etc.; to decline. 

  • Said of light that dims or diminishes in strength. 

  • Said of the Moon as it passes through the phases of its monthly cycle where its surface is less and less visible. 

noun
  • A gradual diminution in power, value, intensity etc. 

  • The end of a period. 

  • The lunar phase during which the sun seems to illuminate less of the moon as its sunlit area becomes progressively smaller as visible from Earth. 

  • A child. 

  • A rounded corner caused by lack of wood, often showing bark. 

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