elation vs mirth

elation

noun
  • An exhilarating psychological state of pride and optimism. 

  • A feeling of joy and pride. 

  • A collineation that fixes all points on a line (called its axis) and all lines though a point on the axis (called its center). 

mirth

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

  • That which causes merriment. 

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