desolation vs wastage

desolation

noun
  • The state of being desolated or laid waste 

  • The act of desolating or laying waste; destruction of inhabitants; depopulation. 

  • A place or country wasted and forsaken. 

wastage

noun
  • The amount or proportion of something that is wasted or lost by deterioration or other natural process. 

  • The periodical turnover of personnel in an organisation by death, retirement or resignation, as perceived by those aspiring to promotion or appointment in the organisation. 

  • Anything lost by wear or waste. 

  • Goods that are damaged, out of date, reduced, or generally unsaleable, which are destined to be thrown away and which are written off as a loss. 

  • The act of abandoning animal carcasses or parts, usually illegal. 

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