failure vs neglect

failure

noun
  • Omission to do something, whether or not it was attempted, especially something that ought to have been done. 

  • State or condition of not meeting a desirable or intended objective, opposite of success. 

  • Bankruptcy. 

  • An object, person or endeavour in a state of failure or incapable of success. 

  • Termination of the ability of an item to perform its required function; breakdown. 

neglect

noun
  • The act of neglecting. 

  • Habitual lack of care. 

  • The state of being neglected. 

verb
  • To fail to do or carry out something due to oversight or carelessness. 

  • To fail to care for or attend to something. 

  • To omit to notice; to forbear to treat with attention or respect; to slight. 

  • To ignore for the sake of simplifying calculations without significantly affecting accuracy. 

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