existent vs metaphysical

existent

adj
  • existing; having life or being, current; occurring now 

metaphysical

adj
  • Being an adherent of the philosophy of metaphysics. 

  • Of or pertaining to metaphysics. 

  • Immaterial, supersensual, not physical (more properly, "beyond" that which is physical). 

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