cornucopia vs manyness

cornucopia

noun
  • An abundance or plentiful supply. 

  • A goat's horn endlessly overflowing with fruit, flowers and grain; or full of whatever its owner wanted: or, an image of a such a horn, either in two or three dimensions. 

  • A hollow horn- or cone-shaped object, filled with edible or useful things. 

manyness

noun
  • The quality or state of being many. 

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