morefold vs multitudinous

morefold

adj
  • Being greater than one in number; plural; multiple; multiplex; manifold. 

noun
  • Plurality; multiplicity. 

multitudinous

adj
  • Existing in great numbers; innumerable. 

  • Crowded with many people. 

  • Coming from or produced by a large number of beings or objects. 

  • Comprising a large number of parts. 

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