ill-suited vs untopped

ill-suited

adj
  • not suiting each other; poorly matched 

  • unsuitable, unfit or inappropriate for some purpose 

untopped

adj
  • Not having had the top cut off. 

  • Not covered with a topping. 

  • Unsurpassed. 

How often have the words ill-suited and untopped occurred in a corpus of books? (source: Google Ngram Viewer )