chock full vs copious

chock full

adj
  • Containing the maximum amount possible, flush on all sides, jam-packed, crammed. 

copious

adj
  • Having an abundant supply. 

  • Full of thought, information, or matter; exuberant in words, expression, or style. 

  • Vast in quantity or number, profuse, abundant; taking place on a large scale. 

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