overcome vs worst

overcome

verb
  • To win or prevail in some sort of battle, contest, etc. 

  • To surmount (a physical or abstract obstacle); to prevail over, to get the better of. 

  • To prevail. 

  • To recover from (a difficulty), to get over 

  • To come or pass over; to spread over. 

noun
  • The burden or recurring theme in a song. 

  • A surplus. 

worst

verb
  • To outdo or defeat, especially in battle. 

noun
  • Something or someone that is the worst. 

adj
  • Most unfavorable. 

  • Used with the definite article and an implied noun: something that is worst. 

  • Most inferior; doing the least good. 

  • Most harmful or severe. 

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