indisposed vs not (very) well

indisposed

adj
  • Undressed; not yet dressed enough to be seen by visitors. 

  • Mildly ill. 

  • Not disposed, predisposed, or inclined; unwilling. 

  • In the lavatory/WC. 

not (very) well

How often have the words indisposed and not (very) well occurred in a corpus of books? (source: Google Ngram Viewer )