delight vs mirth

delight

noun
  • Joy; pleasure. 

  • Something that gives great joy or pleasure. 

verb
  • To give delight to; to affect with great pleasure; to please highly. 

  • To have or take great pleasure. 

mirth

noun
  • The emotion usually following humour and accompanied by laughter; merriment; jollity; gaiety. 

  • That which causes merriment. 

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