ruefulness vs woe

ruefulness

noun
  • The property of being rueful. 

woe

noun
  • A curse; a malediction. 

  • Great sadness or distress; a misfortune causing such sadness. 

  • Calamity, trouble. 

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