disaster vs wealth

disaster

noun
  • An unexpected natural or man-made catastrophe of substantial extent causing significant physical damage or destruction, loss of life or sometimes permanent change to the natural environment. 

  • An unforeseen event causing great loss, upset or unpleasantness of whatever kind. 

wealth

noun
  • A great amount; an abundance or plenty. 

  • Riches; a great amount of valuable assets or material possessions. 

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