accuse vs sue

accuse

verb
  • to charge with having committed a crime or offence 

  • to find fault with, blame, censure 

  • to make an accusation against someone 

sue

verb
  • To file a legal action against someone, generally a non-criminal action. 

  • To clean (the beak, etc.). 

  • To leave high and dry on shore. 

  • To seek by request; to make application; to petition; to entreat; to plead. 

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