happiness vs vexation

happiness

noun
  • The emotion of being happy; joy. 

vexation

noun
  • The state of being vexed or irritated. 

  • The act of annoying, vexing, or irritating. 

  • Something that vexes or irritates. 

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