degradation vs loss of power

degradation

noun
  • The state of being reduced in rank, character, or reputation; baseness; moral, physical, or intellectual degeneracy; disgrace; abasement; debasement. 

  • Diminution or reduction of strength, efficacy, or value; degeneration; deterioration. 

  • The act of reducing in rank, character, or reputation, or of abasing; a lowering from one's standing or rank in office or society 

  • A deleterious change in the chemical structure, physical properties or appearance of a material from natural or artificial exposure. 

  • The state or condition of a species or group which exhibits degraded forms; degeneration. 

  • Arrest of development, or degeneration of any organ, or of the body as a whole. 

  • The gradual breakdown of components of a material, as a result of a natural element, i.e.: heat, cold and wind. 

  • A gradual wearing down or wasting, as of rocks and banks, by the action of water, frost etc. 

loss of power

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