give up vs rack up

give up

verb
  • To admit defeat, capitulate 

  • Become fully taken over by a certain quality, activity, trait, &c. 

  • To abandon (someone or something) 

  • To relinquish (something) 

  • To execute a trade on behalf of another broker. 

  • To stop or quit (an activity, etc.) 

  • To surrender (someone or something) 

  • To lose hope concerning (someone or something) 

rack up

verb
  • to defeat severely, to thrash 

  • to arrange in a rack 

  • to acquire, to gather together. 

  • to gain (points etc.; in a game or sport), to accumulate 

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