approval vs stink

approval

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

  • 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. 

stink

noun
  • A complaint or objection. 

  • A strong bad smell. 

adj
  • Bad; inferior; worthless. 

  • Bad-smelling, stinky. 

verb
  • To be greatly inferior; to perform badly. 

  • To give an impression of dishonesty, untruth, or sin. 

  • To cause to stink; to affect by a stink. 

  • To have a strong bad smell. 

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