approval vs turmoil

approval

noun
  • Something mailed by a seller to a collector to match their stated interests; the collector can approve of or return the item. 

  • An expression granting permission; an indication of agreement with a proposal; an acknowledgement that a person, thing, or event meets requirements. 

  • An expression of favorable acceptance and encouragement; a compliment that also condones. 

turmoil

noun
  • Harassing labour; trouble; disturbance. 

  • A state of great disorder or uncertainty. 

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