felicity vs manna

felicity

noun
  • Good luck; success; (countable) An instance of unexpected good luck; a stroke of luck; also, a lucky characteristic. 

  • Something that is either a source of happiness or particularly apt. 

  • An apt and pleasing style in speech, writing, etc.; (countable) an apt and pleasing choice of words. 

  • Happiness; (countable) an instance of this. 

  • Reproduction of a sign with fidelity. 

manna

noun
  • Any boon which comes into one's hands by good luck. 

  • Food miraculously produced for the Israelites in the desert in the book of Exodus. 

  • The sugary sap of the manna gum tree which oozes out from holes drilled by insects and falls to the ground around the tree.http://www.museum.vic.gov.au/forest/plants/gum.html 

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