guiltiness vs iniquity

guiltiness

noun
  • The state of being guilty; guilt. 

iniquity

noun
  • Deviation from what is right; gross injustice, sin, wickedness. 

  • An act of great injustice or unfairness; a sinful or wicked act; an unconscionable deed. 

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