unequal vs untopped

unequal

adj
  • Not the same. 

  • Out of balance. 

  • Inadequate; insufficiently capable or qualified. 

  • Erratic, inconsistent. 

noun
  • One who is not an equal. 

untopped

adj
  • Unsurpassed. 

  • Not having had the top cut off. 

  • Not covered with a topping. 

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