delete vs scratch out

delete

verb
  • To remove, get rid of or erase, especially written or printed material, or data on a computer or other device. 

  • To kill or murder. 

  • To defeat or dominate. 

noun
  • A remainder of a music or video release. 

  • The delete character (U+007F or %7F). 

  • A deletion. 

scratch out

verb
  • To remove something which was written, by erasing or by putting a mark through it. 

  • To remove something by scratching. 

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