disdain vs disregard

disdain

noun
  • A feeling of contempt or scorn. 

verb
  • To regard (someone or something) with strong contempt. 

disregard

noun
  • The act or state of deliberately not paying attention or caring about; misregard. 

verb
  • To ignore; pay no attention to. 

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