beatitude vs blissfulness

beatitude

noun
  • Supreme, utmost bliss and happiness. 

  • Any one of the Biblical blessings given by Jesus in Matthew 5:3–12. E.g.: "Blessed are the meek for they shall inherit the earth"(Matthew 5:5). 

blissfulness

noun
  • The characteristic of being blissful. 

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