reassurance vs woe

reassurance

noun
  • The act of confirming someone's opinion or impression. 

  • Reinsurance. 

  • The feeling of being reassured, of having confidence restored, of having apprehensions dispelled. 

woe

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

  • A curse; a malediction. 

  • Calamity, trouble. 

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