Miltonian vs high-flown

Miltonian

adj
  • Of or pertaining to John Milton (1608–1674), English poet, or his works. 

high-flown

adj
  • pretentiously eloquent; highly figurative 

  • lofty, extravagant, refined 

How often have the words Miltonian and high-flown occurred in a corpus of books? (source: Google Ngram Viewer )