explosion vs glee

explosion

noun
  • The sound of an explosion. 

  • A sudden outburst. 

  • A sudden uncontrolled increase. 

  • A violent release of energy (sometimes mechanical, nuclear, or chemical.) 

  • A bursting due to pressure. 

glee

noun
  • An unaccompanied part song for three or more solo voices, not necessarily merry. 

  • Music; minstrelsy; entertainment. 

  • Joy; happiness; great delight, especially from one's own good fortune or from another's misfortune. 

verb
  • To sing a glee (unaccompanied part song). 

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